Which of the following is not the unit of power?
Answer: D
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The ratio of static friction to dynamic friction is always
Answer: C
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The maximum mechanical advantage of a lifting machine is
Answer: C
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Which of the following is not a vector quantity?
Answer: A
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The maximum height of a projectile on a horizontal plane, is
Answer: A
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Which is the correct statement about law of polygon of forces?
Answer: D
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The moment of inertia of a thin rod of mass 'm' and length 'l', about an axis through its centre of gravity and perpendicular to its length is
Answer: D
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A flywheel on a motor goes from rest to 1000 rpm in 6 sec. The number of revolutions made is nearly equal to
Answer: B
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Lami's theorem states that
Answer: D
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When a body falls freely under gravitational force, it possesses __________ weight.
Answer: A
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