Physics Test - ...

What is the maximum velocity with which a body of mass 'm' must enter a vertical loop of radius 'R'so that it can complete the loop?

(A) 0 (B) gR (C) $\sqrt{2}gR$ (D) $\sqrt{2}gR$

Sound waves cannot travel in

Heat is associated with

The cover of a solar coker is made of glass because

If an empty cylinder is half filled with a liquid, its center of gravity is

An object with a constant speed

Learned indian classical vocalists do not like the accompaniment of a harmonium because

In the electrical circuit of a house, the fuse acts as

Which of the following is a scalar quantity

Which of the following has the highest entropy?