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Free Online Mock Physics Multiple Choice Test on Laws motion
Sub Category : Laws motion Test : 1 Time Left :
1)Newton's second law gives the measure of
(1) acceleration (2) force (3) momentum (4) angular momentum
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2) A block of mass m is placed on a smooth inclined plane of inclination theta with the horizontal. The force exerted by the plane on the block has a magnitude(1) mg (2) mg/cos theta (3) mg cos theta (4) mg tan theta
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3) A force F(vector) =8(i cap)-6(j cap)-10(k cap) newton produces an acceleration of 1 m s-2 in a body. The mass of the body is(1) 10 kg (2) 10v2 kg (3) 10v3 kg (4) 200 kg
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4) When one swims across a flowing river, maximum energy is spent in
(1) first 1/3 of the distance (2) second 1/3 of the distance (3) last 1/3 of the distance (4) equal energy is spent throughout
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5)When a body is stationary
(1) there is no force acting on it (2) the force acting on it is not in contact with it (3) the combination of forces acting on it balance each other (4) the body is in vacuum
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