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Physics

Uncover the laws that govern the universe, from the smallest particles to the vastness of space. Physics seeks to explain the fundamental mechanisms of the natural world.

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Questions

Q: Steel rules least count

Q: In which type of waves is the motion of the particles perpendicular to the direction of the wave is traveling

Q: How does the energy associated with waves change as wavelength change

Q: What is the term that describes the number of waves that move through a given point over time

Q: What phenomenon makes objects appear to bend water

Q: how would an observer on train a witch is moving at nearly the speed of light view o'clock on train be which is moving at the same speed and in the same direction

Q: A balloon that contains 0.75 L of a gas at 25°C is cooled to –100°C. Calculate the new volume of the balloon.

Q: Which is the best example of a cultural association with an object

Q: On a very hot summer day, railroad tracks can buckle, causing train delays and derailments. Select the best reason below for the buckling

Q: True or False The strength of the magnetic poles in an electromagnet decreases with an increase in the number of turns of wire and the current flowing through them.

Q: All Electromagnetic radiation

Q: The person using the track with the rollers uses less energy to load the box because the rollers reduce the

Q: Modern vehicles are not designed to crush when they crash to absorb kinetic energy.

Q: If the pressure that is exerted by a moving fluid decreases, its speed does what

Q: Which is not an environmental consequence of nuclear energy

Q: A shape is made up of identical 1 cm3 cubes. Work out the volume of the 3D shape stating the units with your answer.

Q: State the resultant force on you when you are lying stationary in bed

Q: A speed boat moving at a velocity of 25 m/s runs out of gas and drifts to a stop 3 minutes later 100 meters away. What is its rate of deceleration

Q: What is the main pathway by which energy is wastefully transferred from a light bulb

Q: In which system(s) are the distances between the objects the largest compared to the size of the objects

Q: Density is a measurable property of matter. How can the density of a substance be determined

Q: Does Earth exert a contact or a non-contact force on the moon

Q: How can the motion of a object that is moving change

Q: What would happen in a collision between two particles if there was insufficient kinetic energy and improper geometric orientation

Q: how does the diameter of each ripple change as time passes

Q: When an object that is moving slows down, which action must be occurring

Q: What energy transfer make the most heat

Q: What would happen if gases absorbs visible light

Q: Is it true that mass changes when gravitational force changes

Q: Acceleration is the slope of the velocity vs time graphing

Q: What form of energy comes form inefficiency in energy transfers

Q: What is a hyperbole in a sound of thunder

Q: What cannot be produced by a diffuse reflection but is possible with a specular reflection

Q: The thermal expansion of a solid is caused by

Q: The zeroth law of thermodynamics pertains to what relational condition that may exist between two systems

Q: A material has a coefficient of volume expansion of 60×10^-6/degree celsius. What is its coefficient of expansion

Q: What is the temperature of a system in thermal equilibrium with another system made of water and steam at one atmosphere of pressure

Q: The right examples of radiation is

Q: .A pile of logs is burned for a campfire. How did energy change form

Q: If it takes 300 calories of heat to change the temperature of water from 10ºC to 70ºC. What is the mass of the water

Q: A boy on a bicycle is resting at the top of a hill. Then, he rides his bicycle down the hill. Describe how the boy’s potential and kinetic energy differ at the top, middle, and bottom of the hill.

Q: How many grams do seals way

Q: What two charged objects are made to touch each other and then separate

Q: A solid is 40 Newton when immersed totally in a liquid of relative density 0.8. calculate the weight when immersed in water

Q: What is role of LC circuit in the hartley oscillator

Q: The law of conservation of energy states that energy can be created or destroy as long as its done by a conservation force

Q: Because only a small part of it is visible, culture is often compared to a(n)

Q: How many cycle does high pitched sound have

Q: The medium of a wave is

Q: The name given to matter that can be touched and manipulated

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