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Civil Engineering - Applied Mechanics

Exercise : Applied Mechanics - Section 4
26.
The intrinsic equation of catenary is
S = c tan ψ
y = c cosh x/c
y = c cosh ψ
y = c sinh ψ.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
27.
A ball which is thrown upwards, returns to the ground describing a parabolic path during its flight
vertical component of velocity remains constant
horizontal component of velocity remains constant
speed of the ball remains constant
kinetic energy of the ball remains constant.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
28.
Angular acceleration of a particle may be expressed as
radians/sec2
degrees/sec2
revolutions/sec2
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
29.
Two loads of 50 kg and 75 kg are hung at the ends of a rope passing over a smooth pulley shown in below figure. The tension in the string is :
50 kg
75 kg
25 kg
60 kg.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
30.
Total no of instantaneous centres of a machine having n links, is
n/2
n
(n - 1)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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