Engineering Mechanics - Mechanical Engineering Questions and Answers

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In a framed structure, as shown in the below figure, the force in the member CD is tensile in nature.

Agree

Disagree

An irregular body may have more than one centre of gravity.

Yes

The rate of doing work is known as

potential energy

kinetic energy

power

none of these

In a wormed geared pulley block, if the number of teeth on the worm wheel is doubled, then its velocity ratio is also doubled.

True

False

Moment of inertia of a circular section about its diameter (d) is

πd³/16

πd³/32

πd⁴/32

πd⁴/64

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