The tendency of undisturbed objects to stay at rest or to keep moving with the same velocity is called
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Pressure cooker cooks rice faster because
An incident ray strikes a plane mirror at an angle of 20 deg with the mirror. The angle between the incident ray and reflected ray is ____.
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 ___.
Air moves from the region where the air _____________________________.
The pressure inside the cabin of the aircraft flying at an altitude is
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?
Consider a hypothetical planet with a mass equal to half that of Earth and radius is one-third that of Earth. If g is the acceleration due to gravity on Earth, the acceleration due to gravity on the planet will be