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Civil Engineering - Applied Mechanics

Exercise : Applied Mechanics - Section 5
16.
The rate of change of displacement of a body with respect to its surrounding, is known
velocity
acceleration
speed
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
17.
The C.G. of a hemisphere from its base measured along the vertical radius is at a distance of
R/2.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
18.
The Centre of gravity of a 10 x 15 x 5 cm T section from its bottom, is
7.5 cm
5.0 cm
8.75 cm
7.85 cm
none of above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
19.
For a self-locking machine, the efficiency should be
less than 60%
50%
more than 50%
None of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
20.
When a body moves round a fixed axis, it has
a rotary motion
a circular motion
a translatory
a rotary motion and translatory motion.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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