Mechanical Engineering :: Engineering Mechanics
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The resultant of two forces P and Q acting at an angle θ is
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Which of the following are vector quantities?
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The maximum acceleration of a particle moving with simple harmonic motion is
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A lift moves downwards with an acceleration of 9.8 m/s2. The pressure exerted by a man on the floor of the lift is zero.
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Non-coplaner concurrent forces are those forces which
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A.
meet at one point, but their lines of action do not lie on the same plane |
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B.
do not meet at one point and their lines of action do not lie on the same plane |
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C.
meet at one point and their lines of action also lie on the same plane |
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D.
do not meet at one point, but their lines of action lie on the same plane |