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Civil Engineering - Applied Mechanics

Exercise : Applied Mechanics - Section 1
6.
A projectile is thrown at an angle a to the horizontal with α velocity v. It will have the maximum centripetal acceleration
at the start
at the top of the trajectory
as it strikes the ground
else where.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
7.
The c.g. of the shaded area of the below figure whose curve OM is a parabola from y-axis, is
Answer: Option
Explanation:
No answer description is available. Let's discuss.
8.
The unit of Moment of Inertia of a body, is
m
m2
m3
m4
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
9.
If a body moves in such a way that its velocity increases by equal amount in equal intervals of time, it is said to be moving with
a uniform retardation
a uniform acceleration
a variable acceleration
a variable retardation
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
10.
If the gravitational accelerational at any place is doubled, the weight of a body, will
be reduced to half
be doubled
not be affected
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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