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Mechanical Engineering - Engineering Mechanics

Exercise : Engineering Mechanics - Section 1
26.
The mechanical advantage of a lifting machine is the ratio of
distance moved by effort to the distance moved by load
load lifted to the effort applied
output to the input
all of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
27.
Static friction is always __________ dynamic friction.
equal to
less than
greater than
Answer: Option
Explanation:
No answer description is available. Let's discuss.
28.
A body will begin to move down an inclined plane if the angle of inclination of the plane is __________ the angle of friction.
equal to
less than
greater than
Answer: Option
Explanation:
No answer description is available. Let's discuss.
29.
When a particle moves along a circular path with uniform velocity, there will be no tangential acceleration.
Correct
Incorrect
Answer: Option
Explanation:
No answer description is available. Let's discuss.
30.
The bodies which rebound after impact are called
inelastic bodies
elastic bodies
neither elastic nor inelastic bodies
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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