Which of the following is a scalar quantity ?

Related Mcqs:

At the instantaneous center, the velocity of the moving lamina at any instant is_________________?

A. zero B. maximum C. minimum D. varying...

The diagram showing the point of application and line of action of forces in their plane is called____________________?

A. vector diagram B. space diagram C. force diagram D. funicular diagram...

A shell of mass 100 kg travelling with a velocity of 10 m/sec breaks into two equal pieces during an explosion which provides an extra kinetic energy of 20000 Joules. If the pieces continue to move in the same direction as before, then the speed of the faster one must be____________________?

A. 20 m/sec B. 30 m/sec C. 40 m/sec D. 50 m/sec...

The angle of projection at which the horizontal range and maximum height of a projectile are equal to___________________?

A. 45° B. tan-1 (2) C. tan-‘ (4) D. tan”1 (1/4)...

The following is in unstable equilibrium__________________?

A. a uniform solid cone resting on a generator on a smooth horizontal plane B. a uniform solid cone resting on its base on a horizontal plane C. a solid cube resting on one edge D. a satellite encircling the earth...