Engineering Mechanics - Mechanical Engineering Questions and Answers

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According to lami's theorem

the three forces must be equal

the three forces must be at 120° to each other

the three forces must be in equilibrium

if the three forces acting at a point are in equilibrium, then each force is proportional to the sine of the angle between the other two

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Moment of inertia of a hollow circular section, as shown in the below figure about an axis perpendicular to the section, is __________ than that about X-X axis.

two times

same

half

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The amplitude is always __________ radius of the circle.

equal to

less than

greater than

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When a body falls freely under gravitational force, it possesses __________ weight.

minimum

maximum