Physics Questions

Consider a planet whose mass and radius are both twice the mass and radius of Earth. The acceleration due to gravity on the surface of the planet is 'n' times that on Earth. The value of n is:

The tendency of undisturbed objects to stay at rest or to keep moving with the same velocity is called

 If an object travels in a straight line and its velocity increases or decreases by equal amounts in equal intervals of time, then the acceleration of the object is said to be ______________.

Which among the following is not an environment friendly mode of producing electricity?

If the initial velocity of a car is 5 m/s, and the final velocity is 10 m/s in 5s, then the acceleration is ___.

Which of the following can neither be created nor be destroyed?

Which of the following can do more work?

If the distance travelled by an object is zero, then the displacement of the object