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Free Online Mock Physics Multiple Choice Test on Laws motion

Sub Category : Laws motion Test : 2 Time Left :
1) A body of mass 1 kg is acted upon by two forces, each of magnitude 1 N, making an angle of 60degree with each other. The net acceleration of the body is(1) 1 m s-2 (2) â^s3 m s-2 (3) â^s5 m s-2 (4) â^s7 m s-2
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2) Two forces F1 and F2 act on the body along the same line of action but opposite to each other. If M be the mass of the body, then acceleration of the body is(1) F1 + F2/M (2) F1 x F2/M (3) F1 + F2/M (4) 2F1 + F2/M
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3)How will you get off if you stand marooned on a frozen lake?
(1) By trying to jump in very very small steps (2) By stopping your breath for some time (3) By throwing your shirt in a direction opposite to the one in which you want to move (4) By combing your hair
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4) When horse starts running all of a sudden, the rider on the horse back falls back because
(1)he is taken aback (2) he is afraid (3) due to inertia of rest, the upper part of his body remains at rest (4) due to inertia of motion, the lower part of his body comes in motion
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5)A force of 5 N is applied to one end of a spring balance and a force of 5 N is applied simultaneously at the other end in the opposite direction. The reading of the balance will be
(1) 2.5 N (2) 3 N (3) 5 N (4) 500 N
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