Physics Questions

In a streamline flow, ________ at every point in the fluid remains same.

Which of the following has low resistivity?

If a ball is thrown up, which of the following does not change?

A body of mass 2 kg is thrown upward with initial velocity of 20 m/s. After 2 seconds, its kinetic energy will be : (g = 10 m/sq.s)

A body has a weight W on the surface of Earth. What is its weight on a planet whose mass is 15 times that of Earth and a radius that is 4 times that of the earth?

In a qualitative way, the tendency of undisturbed objects to stay at rest or to keep moving with the same velocity is called _________.

_________________ through a plane surface is the product of the magnetic flux density normal to the surface and the area of the surface.

An earthquake of magnitude 6 on Richter scale has ______________ times more destructive energy than an earthquake of magnitude 4.