Which of the following do not have identical dimensions ?

Related Mcqs:

The unit of power in S.I. units is______________?

A. newton meter B. watt C. joule D. kilogram meter/sec E. pascal per sec...

If two equal forces of magnitude P act at an angle 9°, their resultant will be________________?

A. P/2 cos 9/2 B. IP sin 9/2 C. 2P tan 9/2 D. IP cos 9/2 E. Psin 9/2...

A number of forces acting at a point will be in equilibrium if_________________?

A. their total sum is zero B. two resolved parts in two directions at right angles are equal C. sum of resolved parts in any two per-pendicular directions are both zero D. all of them are inclined equally E. none of the above...

On the ladder resting on the ground and leaning against a smooth vertical wall, the force of friction will be_________________?

A. downwards at its upper end B. upwards at its upper end C. perpendicular to the wall at its upper end D. zero at its upper end E. none of the above...

The ratio of limiting friction and normal reaction is known as _____________________?

A. coefficient of friction B. angle of friction C. angle of repose D. sliding friction E. friction resistance...