Unanswered | Answered

Kinematics

~7400 answered questions
Parent Category: Mechanics
Kinematics is the study of how a body moves. This includes linear motion, angular motion, and rotational motion.
Safe Slide SpeedI would say go with a slide that is the proper size for your child to be able to control the speed of the slide. Any child under 8 should not use one of the slides that are bigger than five foot. Talk with your child's doctor for more advice. There are toddler slides for toddlers now…
Popularity: 170
Hello,I was reading your questions about increasing horse power. Have you looked at the new device called "SmogBuster"? The technical data is in and it is quite real and very effective. Check out this site. www.ocnnews.com If you have trouble accessing this, let me know. Also check out kac.oceancity…
Popularity: 58
%DETAILS% Answer That's a tough question. I need a little more info. Does it seem to lack power close to 55? does it have power before 55? Believe it or not. But check out your Cataletic converter. It maybe clogged up. Catalytic Converters have like a honeycombed internal webbing inside. When i…
Popularity: 78
Not only soccer makes you happy, There have many electronic toys that can be make more happy. Such type of toys can be rc helicopter . You can get review about rc helicopter by searching best rc helicopter
Popularity: 36
first off. its a 4.6 liter. pop into your local performance shop and pick up a super chip designed for the truck. one of the most popular in my area for gas engines is the brand Bully Dog. i use one myself, and for a gas engine its gives pretty good response. also shows your instant MPG or consumpti…
Popularity: 60
Express your feelings in a stern but polite form , such as over dinner in the park and ask her to set out things she would like you to do . make sure that there are no misunderstandings about your feelings . there you go  -If your wife threatens you when you don't do as she asks.. do the one …
Popularity: 20
it's a fusefuse in number 25.pull it out.or look on yhe diagram for a fuse that say's English metric.if one is in it will be metric
Popularity: 21
Answer http://journeytoforever.org/biofuel_library.html Journey to Forever Online Biofuels Library Answer http://journeytoforever.org/biofuel_library/ethanol_manual/manual_ToC.html The Manual for the Home and Farm Production of Alcohol Fuel Answer Energy Crop Fuel Analysis Summary: Th…
Popularity: 39
Answer I am a used car dealer and sell tons of vw's. I have had several beetles that dont register speed, fuel or rpms correctly. the only way I have found to make it close without taking it to the shop is remove the glass covering the spedo cluster and pull off the red needls and place them at z…
Popularity: 22
Depending on the condition, if it's all original,and the number of miles on it, it go up to about $95,000. That's one that has is original and has all the papers and documents.  Try usedcorvettesforsale.com for even more examples.  Compare other listings on 'EBAY'
Popularity: 58
By seeing the basic deifinition v=ds/st and a=dv/dt, so for a free fall of a body the acceleration of the body remains constant its graph will straight line parallel to the time axis, velocity graph will be one degree higher as it is obtained by integrating acceleration, hence its graph will be one…
Popularity: 46
Answer To do this you first have to calculate your ideal mechanical advantage (IMA). The IMA is equal to the effort distance (the distance from the fulcrum to where you will apply the effort) divided by the load distance (the distance from the fulcrum to the load). You can then set your IMA eq…
Popularity: 33
A basketball depends on pressurized air for its bounciness. When the ball hits the court, it compresses that air and the air stores energy in its compression. The ball's rebound is powered by the air returning to its original characteristics. The ball's skin, on the other hand, isn't all that bouncy…
Popularity: 41
I have had that symptom several times. It appears to be associated with wear of the rotor, which seems to happen "normally". If you feel the rotor, there is a rough edge around the edge, and I figure the side of the brake pad rubs that ridge and gives you that effect.In any case, replacing the rotor…
Popularity: 28
when you throw a punch do not just throw a punch when you do you will need to curve with your hips which makes the punch faster and much stronger don't just train at home i recommend going to a boxing gym to learn to throw punches and a lot more
Popularity: 59
GET A SPEED BALL. You can also use weights for your wrists, practicing with these weights everyday for a certain amount of time will increase your speed dramatically, start with a light weight and work your way up as you get stronger, just make sure not to hurt yourself.
Popularity: 27
Temp/speed displayThere should be a small button on top of the turn signal lever on the left side of the steering wheel. Push that down and it will change from speed to temp. Hope this helps...[EDIT] This is only true if you have the optional trip computer, if you do not have this option installed t…
Popularity: 35
If you are not the first owner of the vehicle, you should problably get a carfax report to see if the vehicle was in some sort of an accident. This is because the frame itself could be bent and that would account for a shaking effect while driving. My dad had a brand new 91 Nissan sentra SER and aft…
Popularity: 9
Answer If you can find a police officer, tell them nicely that you have a very important meeting to go to and if they could move the car so you can leave. If you want to sound extra nice, you can even offer them to park in your drive way when you leave. I doubt they will use it, but it might be w…
Popularity: 28
potential energy is any type of energy but just stored. It could be sound, light or electricity. kinetic energy could be kinetic potential energy (stored movement energy) or energy of something that is currently moving. Hope that helps.
Popularity: 1
Kinetic energy The formula for kinetic energy, Ek, could not be simpler.Ek = (1/2)mv2, where m is mass (in kg) and v is velocity (in m s-1). If you prefer, you could write Ek = mv2/2.or, 810j=1/2*20Kg*v2or,v2=810j*2/20Kgor,v=sqrt of 81so,v=9m s-1
Popularity: 44
Have you done the little things to cross them off the list? checked/cleaned the air filter, pulled the plugs to check for fouling? (the back 3 are tough on the transverse mounted 2.8, I know) so check your plug wires for cuts in the coating, the spark may be arcing to an external ground or another w…
Popularity: 3
Sound Sound is a form of energy because energy always carried sound waves. __________ Essentially, sound is a wave of kinetic energy (a mechanical wave) carried through a medium (air in our everyday experience). Drop a pen on the table in front of you. When the pen hits the table, all the kinetic …
Popularity: 17
i have a 1991 Chevy z71,all ive done to the motor is Keith black piston,forged crank.it goes bout 135,i blew the old motor, it had a very mild cam,torqued so much the front tires left the pavement on take off
Popularity: 17
Yes. Imagine a falling rocket using it's engine to slow the fall.Yes, velocity of an object can be negative. This can be better explained with object in free space like aircraft. Aircraft's speed is measured relative to direction in which it is flying, its usually called airspeed. You might have s…
Popularity: 12
U=1/2kx^2 = (1/2)(17.7N/cm)(19.0cm)^2 = 3194.85 N*cm = 3.195 N*m = 3.20 Joules
Popularity: 17
acceleration
Popularity: 3
there are many advantages of friction. It helps us in driving, walking, writing, holding objects, etc.
Popularity: 7
Sound is a form of energy... There may be many energy transformations before it becomes sound energy based on the instruments used.
Popularity: 12
Sounds like a flow rate Normal cubic meters per hour (often abbreviated NCMH) is a measure of flow rate, commonly used in the Natural Gas industry. It is equal to one cubic meter under "normal" conditions, defined as 0°C and 1 atmosphere (101.3 kPa). This should not be confused with standard cub…
Popularity: 9
Any force can produce work if it causes displacement. If displacement is in opposite direction of force, work done will be negative and if displacement is in direction of force work done will be positive. If there is no displacement, work done is zero. Eg: Gravitational force pulls you down towards …
Popularity: 2
I dont really know because there is no answer
Popularity: 1
Potential energy is calculated by the formula: PE = mgh where, PE = Energy (in Joules) m = mass (in kilograms) g = gravitational acceleration of the earth (9.8 m/sec2) h = height above earth's surface (in meters) For example: To calculate a 1.00 tonne wrecked car's potential energy gain …
Popularity: 20
Partial Answer? The final energy attained by a deuteron undergoing cyclotron acceleration depends on the design of the cyclotron. In some machines the final energy may be as low as 3MeV whilst in others, 25MeV. Above 25MeV reletavistic effects kick-in and the cyclotron needs to be more sophistica…
Popularity: 25
Yes, velocity can be negative. Velocity is a vector, which means that it specifies a speed and a direction. However, whether it's negative depends on how the coordinate system is defined. If the right hand side is defined as being positive, then an object traveling to the right has a velocityv.If th…
Popularity: 1
V = Vo + at X - Xo = Vot + .5at2 v2 = vo2 + 2a(X - Xo) X - Xo = .5(Vo + V)t V is final velocity in units of meters per seconds (m/s) Vo is initial velocity in units of meters per seconds (m/s) a is acceleration in units of meters per squared seconds (m/s2) t is time in seconds (s) X is final…
Popularity: 34
I guess your talking about "substrate" utilization. If one is working at maximum or near maximum intensity (exertion) then the body would most likely utilize the creatine-ATP system (Sprinting, Maximum Weight Lifting). I dont know if you're referring to calories burned but usually these types of ex…
Popularity: 1
It depens, how long you've practice swimming. If you've swamm for years, you would probably swimm for aproximily 15 miles per hour. If you've only swamm for 1 year or less, you would swimm about 10 miles per hour or less. ^^ Joke answer right? The world record is like 5mph. The avg experienced swim…
Popularity: 3
Slow binding kinetics is when kon is very slow in the relationship Kd =kon/koff. For slow binding inhibition, it is when inhibitor binding to an enzyme results in a conformation change that doesn't allow the ES to form, eliminating the formation of product. This is demonstrated as: E + I --> EI…
Popularity: 1
Answer I have one and most of the folks on the Impala SS forum believe the speed to be 145. I've personally had mine to 144 and that was all of it. I have a few mods on mine as well. I hope this helps I had an 94' caprice LT-1 w/tow pack , Took off the top speed limiter in the pcmSTOCK w/catback…
Popularity: 16
Gravity makes the ball fall. It doesn't make it bounce. The ball bounces because, when it hits the ground, its momentum makes it continue to fall for a fraction of a second, causing the part touching the ground to collapse slightly (depending on how stiff or elastic the ball is). The collapsed part …
Popularity: 1
Answer 0.621371192 * 70=43.49598344 Answer: We know that 1 kilometer = 0.621371192 mile To find 70 kilometers per hour in miles. 70 kilometer per hour = 0.621371192* 70 miles per hour 43.49598344 miles per hour. Therefore, 70 kilometers/hour = 43.49598344 miles/hour
Popularity: 14
ANSWER: 6.5 miles in 10 minutes is 39 miles per hour.
Popularity: 7
There are no examples of infinite power. Power cannot increase to infinite values. Infinite power would be the ability to do anything that is conceivable. God does not actually have infinite power at least according to the christian fathers. St Thomas Aquinas argued that God's power was not infinite…
Popularity: 17
I used to do a bit of parachuting back in the 70s and terminal velocity was always reckoned to be about 120 mph (200 kph) achieved after about 12 seconds in free fall. But different objects will have different TVs, depending upon how aerodynamic they are. In physics, When an object is in a freefa…
Popularity: 10
It can, and does. All objects contain energy in their molecules, at any temperature above absolute zero (which no object can reasonably attain). In addition, the atoms of elements themselves have energy, which can be released by fission or fusion.Objects also have potential energy when within a grav…
Popularity: 7
A force is anything that changes an object's state of motion or rest, a push or pull of an object. While a net force makes something stop moving, move, or change direction. Balanced and unbalanced forces are not moving, balanced; or moving, unbalanced. The definition of force is the space derivativ…
Popularity: 18
five energy-rich substances: -Petroleum -Coal -Natural gas -Gasoline -Kerozenefive energy-poor substances: -Carbone dioxide -Ammoniac -Cyanides -Nitrogen oxide -nitric acid
Popularity: 33
Howto determine the speed of a bulletA bullet cannot propel itself, so its highest speed is the socalled muzzle velocity (the speed it has at the end of the gun barrel) There are several possibilities to determine this velocity: 1 Use a highspeed camera and analyse the footage, know how many fram…
Popularity: 11
By practicing running, you can get your speed faster.
Popularity: 1
Answer You thought fractions would never be good for anything! Forget the numbers and concentrate on the units: 60 miles -------- 1 hour What would you multiply this by to cancel the hours? 60 miles hours miles -------- x ----- = ----- 1 hour sec sec What is hours/second? There are 3600 …
Popularity: 26
velocity= time / displacement velocity also includes directionsex: 10 m/s due north(this would be the displacement.)Velocity is how fast an object is going WITH DIRECTION.The S unit for velocity is m/s with direction. Ex. v= 120 miles south / 3 hrs. v= 40 mi/hr SOUTH.Velocity has to have direction.…
Popularity: 2
P=mv P=momentum m=mass v=velocity The units are kg m/s.... commonly referred to as a Carson.
Popularity: 28
take how many miles the flight was and then divide by how long it was..
Popularity: 2
Gravitational potential energy is defined as the work performed in moving the mass from infinity to the point concerned in the gravitational field. It will be given in negative.gravitational PE = - G M m / r^2Here G - universal gravitational constant. M - mass which produced gravitaional field. m - …
Popularity: 0
Answer areas of physics are: Mechanics - motion and its causes ex. falling objects, friction, weigh, spinning, rocket motion Electromagnetism - electricity, magnetism, and light ex. electrical charges and circuits Optics - light ex. mirrors, color, lenses, and astronomy Thermodynamics - …
Popularity: 12
1. It enables us to walk with out slipping. 2. The breakers and tiers of our cars and bicycles depend on friction to function properly. 3. The ridges in the skin of our fingers and palms enable us to grasp and hold objects due to friction. 4. To prevent patients being uncomfortable in bed rubb…
Popularity: 4
Kinetic energy (K) is one half of the product of mass (m) times the square of the object's velocity (v): K=(1/2)*m*(v squared)
Popularity: 2
the rate of change in the velocity of a body
Popularity: 2
A scalar measurement is one that requires only one number. For example, my mass is 82 kg. BUT some measurements require more than one number to specify. For example, a force on me has both a magnitude and a direction. Such things are called "vectors." Speed is a scalar quantity. I am going 35 km/hr,…
Popularity: 0
Go faster.
Popularity: 2
A nautical mile (knot or kt) is approximately 115% of a statute mile. So if you're traveling at one kt, your speed in mph is 1.15. If you're going 10 kts, you're doing 11.5 mph, and if you're going 100 kts, you're doing 115 mph. A nautical mile is 6076 feet and a statute mile is 5280 feet. Dividin…
Popularity: 33
The mass of a seed leaf changes depending on the water and internal processes. When some seed leaves lose water due to transportation, they lose mass. Other will start to sprout and produce their own food, which cause them to gain mass.
Popularity: 1
That is the case when you are talking about instantaneous speed and velocity - or when the velocity is constant. In the case of an average speed and velocity, this relation does not hold.
Popularity: 0
No, acceleration is the rate of increase or decrease in the velocity of an object. An object at high velocity will have zero acceleration if its velocity is not changing. A slow moving object will have high acceleration if its velocity is changing quickly. Answer: The above is correct, but if you ha…
Popularity: 25
One knot is one nautical mile per hour 1 knot is approximately 1.15 mph.
Popularity: 6
Twice the speed of sound. Mach 2 :)
Popularity: 3
Final velocity in the absence of time Unfortunately, the question is so vague it can't be answered specifically. But I will use my intuition and say that you are a high-school student studying algebra-based physics and are now up to the chapter or unit on rectilinear motion. If so, read on. If n…
Popularity: 19
Surface energy can be viewed as the amount of work required to move a molecule from the bulk to the surface. So if something has high surface energy, it is has a low propensity to interact with another surface, thus giving it a lower COF.
Popularity: 1
Issac newton discovered kinetic energy.kinetic is being analysing and a mathmatician equation which came newton's law
Popularity: 2
It has to do with the material a golf ball is made out of. It is a extremely strong material. A golf ball needs to bounce high to be able to get hit by a golf club and fly through the air and hit the ground and bounce. Due to that information a golf ball will bounce highest compared to almost ANY ot…
Popularity: 16
Answer An incredible amount of electromagnetic energy is released by atomic reactions but it does not provide any thrust. It is more effective to capture the energy that is released in water and use it to produce steam and drive turbines.
Popularity: 32
Hi, Is what you are asking how would you be able to increase the top speed your Tracker can achieve? If this is what you are looking for then the answer is that you are limited by the displacement of your engine and all the elements in the driveline. Your question though is too vague to really give…
Popularity: 13
When two forces are acting upon each other in equal proportions. That answer is misleading. Forces do not act on each other, and I don't know what the author means by "proportions" in this regard. An equilibrium of forces means that the net force on a given mass is zero. This happens when all of …
Popularity: 53
Acceleration and velocity Velocity - which is not quite the same thing as speed -- is the measure of the rate of change in position. In other words, to calculate velocity, we divide the change in an object's displacement -- how far it moved -- by the time it took to move. If an object moves, say, 10…
Popularity: 20
Answer 1 mile = 1609 meters 1 hour = 60 minutes so you have (1.5 miles / 1 hour) X (1609 meters / 1 mile) X (1 hour / 60 minutes) and from there I'll let you get out your calculator.
Popularity: 7
How much there is or how many there are of something that you can quantify.
Popularity: 4
what is the advantages of friction
Popularity: 4
it can take anywhere from 3 months to 1 year for eyelashes to grow back
Popularity: 1
Helps in wolking e.g slipary places Helps in stoping objects e.g cars It also heips fire production(2metals rubbed together gives out sparks leading to fire).
Popularity: 0
Kinematics is the description of how things move.
Popularity: 1
In a system the potential energy is related to forces acting between bodies inside the system. Kinetic energy of a moving body is defined as K=(1/2)*m*v^2 where m is the mass of the body and v its velocity. If no energy is transfered to or from the system then the sum of the system's kinetic and pot…
Popularity: 5
kinetic- work done by an external force from bringing the object to a rest then to movement potential- unknown source kinetic energy is the energy or force of any motion, and everything, whether it is object, particles, molecules or person has motion. Everything that is moving, either by their own …
Popularity: 3
One knot is 1.15mph
Popularity: 1
A body is said to move with uniform velocity if it has no acceleration. This implies that the body moves with a constant speed along a straight line path.This also means that the body moves with equal displacements in equal intervals of time, however small these time intervals may be.
Popularity: 30
No. Velocity is speed (distance per unit of time) and in a given direction. Velocity has a vector associated with it. It has directionality. Any acceleration that changes the direction in which a body is moving will alter its velocity. A car going around a curve is experiencing lateral force and is …
Popularity: 14
Answer where m = mass of object v = speed of object
Popularity: 13
Answer No, an object cannot have kinetic energy and no momentum. Here's the reason: Kinetic energy is the energy an object derives from being in motion. If an object is moving, it has some non-zero velocity. Momentum is the product of mass (which the object will have) and velocity, which it must…
Popularity: 11
Wind and altitude Wind is slowest near the ground because of friction. You can see a small example of the friction effect by looking at the surface of a dusty car. The dust will not blow off even if the car is driven at high speed, because the air closest to the car's surface will be moving much …
Popularity: 25
given distance- 200km time-5 hours speed- distance/time 200/5 40km/hr Divide distance by time for speed Divide speed by distance for time Multiply speed and time for distance Those are three ways to make sure you have it right Average Velocity = (change in position) / (elapsed time) Inst…
Popularity: 23
Not under ideal conditions Millions of classroom experiments would indicate that there is, in fact, a difference, but it is most likely caused by dirt, oil, and imperfections on the surfaces. When care is taken to ensure the surfaces are uniform and clean, the difference between static and dynami…
Popularity: 21
Objects that do not speed up, slow down, or change it's direction unless they are pulled in some kind of way can change velocity.
Popularity: 0
Net Force Hold a book in your hand. The force of gravity is pulling the book downwards, while the muscles in your arm force the book upwards. Although there clearly are forces acting upon the book, it does not accelerate in any direction. This is because the 'net force' on the book is zero: the for…
Popularity: 14
General Physics Definition Potential Energy is the energy of a body or a system with respect to the position of the body, or to the arrangement of the particles of the system. Answer: In the sense of energy that is stored or available, potential energy is energy that can be made to do work. It repr…
Popularity: 18
a little maths going on... well, this is maths. lol didnt quite get your question but.... 1km/hour and 1m/second say you have 10km/h lets put this in m/s so 10km are 10000m and 1 h is 3600s, so 10km/h are 10000m/3600s = 2.7777m/s So 10km/h are 2.777m/s In this case km/h is 10/2.777 times bigge…
Popularity: 11
One formula for force is Newton's Second Law of Motion: Force = Mass * Acceleration or F = ma On the earth's surface, F=mgwhereF= weight m= mass g= acceleration due to gravity In fact, force is the rate of change of momentum and is given by: F = dp/dt where p is momentum. F = dp/dt can be exp…
Popularity: 36
Force is a vector quantity. It has both magnitude and direction. Let's look at a something and think about it. If you apply a force to something in an attempt to move it, the force will have to have direction associated with its magnitude. It must have direction. It doesn't make sense for force to …
Popularity: 21