IndiaBIX

Civil Engineering - Applied Mechanics

Exercise : Applied Mechanics - Section 1
26.
A square hole is punched out of a circular lamina, the diagonal of the square being the radius of the circle. If r is the radius of the circle, the C.G. of the remainder from the corner of the square on the circumference will be
Answer: Option
Explanation:
No answer description is available. Let's discuss.
27.
A bullet weighing 200 g is fired horizontally with a velocity of 25 m/sec from a gun carried on a carriage which together with the gun weighs 100 kg. The velocity of recoil of the gun, will be
0.01 m/sec
0.05 m/sec
1.00 m/sec
1.5 m/see.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
28.
The tension in a cable supporting a lift
is more when the lift is moving downwards
is less when the lift is moving upwards
remains constant whether its moves downwards or upwards
is less when the lift is moving downwards.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
29.
A satellite moves in its orbit around the earth due to
Gravitational force
Centripetal force
Centrifugal force
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
30.
If g1 and g2 are the gravitational accelerations on two mountains A and B respectively, the weight of a body when transported from A to B will be multiplied by
g1
g2
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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