Engineering Mechanics The ratio of static friction to dynamic friction is always Equal to one Less than one None of these Greater than one Equal to one Less than one None of these Greater than one ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A body of mass ‘m’ moving with a constant velocity ‘v’ strikes another body of same mass moving with same velocity but in opposite direction. The common velocity of both the bodies after collision is v 2v 4v 8v v 2v 4v 8v ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A ladder is resting on a rough ground and leaning against a smooth vertical wall. The force of friction will act Downward at its upper end Zero at its upper end Upward at its upper end Perpendicular to the wall at its upper end Downward at its upper end Zero at its upper end Upward at its upper end Perpendicular to the wall at its upper end ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics When the lift is moving upwards with some acceleration, the pressure exerted by a man is __________ to its acceleration. Inversely proportional Directly proportional None of these Cube root Inversely proportional Directly proportional None of these Cube root ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The overturning of a vehicle on a level circular path can be avoided if the velocity of vehicle is __________ √(gra/h) None of these Equal to Greater than Less than None of these Equal to Greater than Less than ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The centre of percussion is below the centre of gravity of the body and is at a distance equal to h × kG h/kG h2/kG kG2/h h × kG h/kG h2/kG kG2/h ANSWER DOWNLOAD EXAMIANS APP
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