The tendency of undisturbed objects to stay at rest or to keep moving with the same velocity is called
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Kinetic energy is equal to
If the velocity of a body becomes two times its initial velocity, its kinetic energy becomes n times its initial kinetic energy. What is the value of n?
What is the range of frequencies of sound waves audible to human beings?
While watching 3D movies at the theater, we have to wear special glasses because?
The SI unit of weight is a
Which of the following is a Non-Luminous body?
An object weighing 20 kg is raised through a height of 2 m. What will be the work done by the force of gravity in this process?