Mechanical Engineering:: Engineering Mechanics

When the pipes are in series, the total head loss is equal to the sum of the head loss in each pipe.

A. Yes B. No

The moment of inertia of a square of side a about its diagonal is

A. a2/8 B. a3/12
C. a4/12 D. a4/16

Which of the following is a scalar quantity?

A. Force B. Speed
C. Velocity D. Acceleration

The point, through which the whole weight of the body acts, irrespective of its position, is known as

A. moment of inertia B. centre of gravity
C. centre of percussion D. centre of mass

If two bodies having masses m1 and m2 (m1>m2) have equal kinetic energies, the momentum of body having mass m1 is __________ the momentum of body having mass m2.

A. equal to B. less than
C. greater than

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