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Mechanical Engineering - Engineering Mechanics

Exercise : Engineering Mechanics - Section 4
16.
When two elastic bodies collide with each other,
the two bodies will momentarily come to rest after collision
the two bodies tend to compress and deform at the surface of contact
the two bodies begin to regain their original shape
all of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
17.
The centre of gravity of a triangle lies at a point where its medians intersect each other.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
18.
In order to double the period of simple pendulum, the length of the string should be
halved
doubled
quadrupled
Answer: Option
Explanation:
No answer description is available. Let's discuss.
19.
The moment of inertia of a square of side a about its base is a4/ 3.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
20.
If the number of pulleys in a system is equal to its velocity ratio, then it is a __________ system of pulleys
first
second
third
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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