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Civil Engineering - Applied Mechanics

Exercise : Applied Mechanics - Section 1
31.
If three rigid rods are hinged together to form a triangle and are given rotary as well as translatory motion, the number of instantaneous centres of the triangle, will be
1
2
3
4
5.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
32.
The mechanical advantage of an ideal machine is 100. For moving the local through 2 m, the effort moves through
0.02 m
2 m
2.5 m
20 m.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
33.
When a body in equilibrium undergoes an infinitely small displacement, work imagined to be done, is known as
imaginary work
negative work
virtual work
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
34.
The resultant of two forces P and Q acting at an angle θ, is
P2 + Q2 + 2P sin θ
P2 + Q2 + 2PQ cos θ
P2 + Q2 + 2PQ tan θ
Answer: Option
Explanation:
No answer description is available. Let's discuss.
35.
To attain the synchronous orbit, the launch of a satellite, is done from a place
on equator
on 30° latitude
on 45° latitude
on 60° latitude
on the poles.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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