A body at rest may have
A force of6.0 N acts on a body of mass 1 kg. for some time during which the body attains a velocity of 30 m/s/ The time (in second) for which the force acts on the body is
The weight of a 10 kg block is
The minimum number of unequal forces whose vector sum can equal to zero is
Which of the following is not necessary for work to be done?
A car is traveling due east at 40 miles /hr turns south and maintains the same speed. What is the change in velocity of car?
Which is the suitable method to decrease friction?
The static friction is
Forces of 3N, 4N and 12N act at a point in mutually perpendicular direction. The magnitude of the resultant force in newton is
A fixed pulley is employed to
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