Mechanical Engineering - Engineering Mechanics

41.
The ideal angle of banking provided on the curves on roads depends upon
weight of the vehicle
(velocity)2 of the vehicle
nature of the road surface
coefficient of friction between the road and vehicle contact point
Answer: Option
Explanation:
No answer description is available. Let's discuss.

42.
If a pendulum is taken 1 km below the earth surface in a mine, it will __________ in time.
gain
loose
Answer: Option
Explanation:
No answer description is available. Let's discuss.

43.
The moment of inertia of a thin disc of mass m and radius r, about an axis through its centre of gravity and perpendicular to the plane of the disc is
mr2/2
mr2/4
mr2/6
mr2/8
Answer: Option
Explanation:
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44.
The linear velocity of a body rotating at ω rad / s along a circular path of radius r is given by
ω/r
ω.r
ω2/r
ω2.r
Answer: Option
Explanation:
No answer description is available. Let's discuss.

45.
A machine which is capable of doing work in the reversed direction, after the effort is removed, is called a non-reversible machine.
Yes
No
Answer: Option
Explanation:
No answer description is available. Let's discuss.