Exercise: Engineering Mechanics

Questions for: Engineering Mechanics

The maximum mechanical advantage of a lifting machine is
A:
1 + m
B:
1 - m
C:
1 / m
D:
m
Answer: C
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The horizontal range of a projectile (R) is given by
A:
B:
C:
D:
Answer: B
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The centre of gravity of a quadrant of a circle lies along its central radius (r) at a distance of
A:
0.5r
B:
0.6r
C:
0.7r
D:
0.8r
Answer: B
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When a body falls freely under gravitational force, it possesses __________ weight.
A:
no
B:
minimum
C:
maximum
D:
Answer: A
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The amplitude is always __________ radius of the circle.
A:
equal to
B:
less than
C:
greater than
D:
Answer: A
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