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Kinematics

Kinematics is the study of how a body moves. This includes linear motion, angular motion, and rotational motion.

3,459 Questions

How many miles per minute is 18 miles per hour?

To convert 18 miles per hour to miles per minute, divide by 60 (since there are 60 minutes in an hour).

(18 \text{ miles per hour} = \frac{18}{60} = 0.3 \text{ miles per minute}).

How fast in mph is 205 knots?

205 knots is equivalent to approximately 236 miles per hour (mph).

Where is acceleration represented on a distance verses time squared graph?

In general, nowhere, because acceleration is the second derivative of distance with respect to time. However, in the special case of a constant acceleration, the acceleration will be twice the slope of the line, since distance = 0.5 * time squared.

What is the velocity time graph of a stationary object?

The velocity-time graph of a stationary object would be a horizontal line at the x-axis, indicating a constant velocity of zero. This means that the object is not moving or changing its position over time.

What is kinematic link?

A kinematic link is a rigid body that forms part of a mechanical system, providing a connection between other components without undergoing deformation. It is used in mechanisms to transmit motion and forces within the system while maintaining its shape and structure. Kinematic links play a crucial role in determining the overall movement and functionality of a mechanical system.

If a ball is perfectly elastic and is dropped in a perfect vacuum will gravity ALONE be enough to make the ball bounce lower with each successive bounce finally coming to rest?

The answer is no. Perfect elasticity means the ball does not lose energy to internal heating. We presume the surface dropped upon is also perfectly elastic. Vacuum means the ball has no air resistance thus no drag. An argument could be made that the bounce must not make any sound, since this would remove energy from the system. There are some other odd mechanisms one could think of, like van der Waals, but the basic answer you are looking for is "no".

How long does it take for a Delorean to reach 88 miles per hour on its oun power?

A stock DeLorean DMC-12 would take around 25-30 seconds to reach 88 miles per hour on its own power.

How do you store sound energy?

Sound Energy can't be stored in any way! Whenever u'll try to store it....it will get converted into another form of energy as per the fundamental concept of conservatism of energy which says that "energy can never be destroyed, it simply gets converted into another form of energy!" Hope it will suffice!

Is a dog sleeping an example of kinetic or potential energy?

Assuming this is a real question, and not just a joke, the answer is "potential", as there is no motion.

What term refers to the total kinetic energy of the particles in a material?

Thermal energy is the term for total kinetic energy in a substance, according to a 5th grade science book. There may be other forms of energy in a substance, but thermal energy is the total kinetic energy.

Temperature is a measure of the average kinetic energy of the particles in a sample.

What is the effect of decreasing the surface area of the block in contact with the table on the coefficient of kinetic friction?

Decreasing the surface area in contact with the table will increase the pressure at that contact point. This can lead to an increase in the coefficient of kinetic friction, as the roughness at the microscopic level can become more significant.

How many hours equal 1098 miles at 70 miles per hour?

To calculate the time taken to cover 1098 miles at 70 miles per hour, you divide the total distance by the speed. So, 1098 miles / 70 miles per hour = approximately 15.69 hours.

What are two factors that affect the density of an object?

density is the constant found by dividing the mass (in grams) by the volume in centimeters cubed (sometimes milliliters). other units are possible but are not common in science classes. every substance has a set density, that never changes. the more you have in mass, the same higher proportion of volume comes with it. the density of pure water is 1.000 gram per cm3 the density of copper is 8.960 grams per cm3

How many mph equal one G force?

You can not equate miles per hour to G forces. If you were traveling at 1000 mph, for example, but at a constant speed, you would fell no extra force since you are not accelerating.

What describes both speed and direction?

Velocity describes both the speed and direction an object is moving.

What does the quote one thing for certain two things for sure mean?

28 And we know that all things work together for good to them that love God, to them who are the called according to his purpose.

Romans 8:28 (KJV)

Sermon topic: "Git in Where You Fit in" 11-18-12

Pastor Brian Hall

House of David

1779 S. 4th St.

Columbus, Ohio 43207

P.O. Box 91331 43209

e-mail: fellowprisoner@yahoo.com

Which is greater static or kinetic energy?

You can not make a decisive answer without knowing the MASS of the Object and its relative POSITION and Velocity in its Reference Frame.

They could be Equal, or either one greater than the other.

How fast is 325 kph?

That's not a valid question. 330 km is a length, not a speed. You need to know how much time it takes to travel that distance.

Please determine what you're trying to measure and post a new question.

Does all matter take up space?

The general answer would be "yes". However, what goes on at the singularity of a black hole is a mystery. Certainly there is mass, but what about a "size"? We don't know.

How do you calculate the kinetic energy of pendulum when it makes an angle of 0 and 30 degree with the vertical which was earlier held horizontally and whose mass and length are 100 g and 1 m?

Assuming the simplest conditions (ie (1) the pendulum pivot is frictionless, (2) no air resistance for the bob's travel, etc...):

This is a problem best solved by considering the situation from an ENERGY standpoint (and not from, say, a velocity and force standpoint).

Under energy conservation (the assumption of "simplest conditions" above gives us this), the total energy (TE) remains constant. The two components contributing to the total energy in this situation are: (1) the kinetic energy (KE) and (2) the potential energy (PE).

So, TE = KE + PE

We know (hopefully) that the (simple) formula for the PE of a mass in earth's gravity is:

PE = mgh where m is the mass, g is the force of earth's gravity and h is the height above SOME (any) reference point.

We also know that the pendulum's KE at the top of its swing (in this problem, the top of the swing is when it's horizontal) is zero.

For simplicity, we'll set the reference point for all height measurements at the bottom of the pendulum's swing (ie one meter below the pendulum's point of attachment to the stand/ceiling/support whatever).

Putting all the info. above together:

At the START, TE = PE + KE = PE = mgh = 0.1 kilograms * 9.8 m/s^2 * 1 meter

= 0.98 Joules

Now at the BOTTOM of its swing, TE = PE + KE,

BUT PE is zero at the bottom of the swing (because h is zero)

AND we just computed TE above as 0.98 Joules

SO, at the swing bottom, KE = TE = 0.98 Joules

At the 30 degree from vertical mark,

Trigonometry tells us that the height, h, at 30 degrees is 1 meter - cos(30)*1 meter

= (1 - 0.8660) meters = 0.1340 meters

SO here the PE is: PE = mgh = 0.1 kilograms * 9.8 m/s^2 * 0.1340 meters

= 0.1313 Joules

AND going back to find the KE, TE = KE + PE gives us 0.98 = KE + 0.1313,

implying that KE = 0.8487 Joules

How can you make sound into energy?

Sound waves are energy waves. All you need to do is pass them along or through something that can collect or resonate them. A microphone is a good example of a device that collects sound waves. Any drum will resonate sympathetically with one specific sound frequency passed along it's surface.

What is distance - time graph?

A graph that shows displacement plotted against time for a particle moving in a straight line. Let x(t) be the displacement of the particle at time t. The distance-time graph is the graph y=x(t), where the t-axis is horizontal and the y-axis is vertical with the positive direction upwards. The gradient at any point is equal to the velocity of the particle at that time. (Here a common convention has been followed, in which the unit vector i in the positive direction along the line has been suppressed. The displacement of the particle is in fact a vector quantity equal to x(t)i, and the velocity of the particle is a vector quantity equal to x(t)i.)

How is temperature related to kinetic energy?

They are not related. Kinetic Energy has to do with the speed or how fast something is going. Temperature has to do with how hot or cold something is. Maybe you are thinking of THERMAL ENERGY. That has to do with heat.

When the temperature increase, that substances will tend to vibrate and then at a certain high temperature will start to move;that is why we say it gain energy.
Temperature is a measure of the kinetic energy of the particles of a substance.

How many feet per second is 105mph?

1 mile = 5280 ft

1 hour = 3600 seconds

105 miles/hour = (105 x 5280 ft) / (1 x 3600 seconds)

= 154 ft/s

What are the ways to increase friction?

1. Treading the wheels of vehicles

2. By increasing the weight of the object

3. By putting rubber grips on objects like cricket bats, racquets etc.

4. By having rough designs on shoes etc.

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