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Mechanical Engineering - Engineering Mechanics

Exercise : Engineering Mechanics - Section 5
41.
Moment of inertia is the
second moment of force
second moment of area
second moment of mass
all of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
42.
The coefficient of restitution for inelastic bodies is
zero
one
between zero and one
more than one
Answer: Option
Explanation:
No answer description is available. Let's discuss.
43.
When the lift is moving upwards with some acceleration, the pressure exerted by a man is __________ proportional to its acceleration.
directly
inversely
Answer: Option
Explanation:
No answer description is available. Let's discuss.
44.
The term 'centroid' is
the same as centre of gravity
the point of suspension
the point of application of the resultant of all the forces tending to cause a body to rotate about a certain axis
none of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
45.
Two forces are acting at an angle of 120°. The bigger force is 40N and the resultant is perpendicular to the smaller one. The smaller force is
20 N
40 N
80 N
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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