Engineering Mechanics When the lift is moving upwards with some acceleration, the pressure exerted by a man is __________ to its acceleration. Inversely proportional None of these Cube root Directly proportional Inversely proportional None of these Cube root Directly proportional 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 Perpendicular to the wall at its upper end Upward at its upper end Zero at its upper end Downward at its upper end Perpendicular to the wall at its upper end Upward at its upper end Zero at its upper end Downward at its upper end ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The bodies which rebound after impact are called Elastic bodies Inelastic bodies Neither elastic nor inelastic bodies None of these Elastic bodies Inelastic bodies Neither elastic nor inelastic bodies None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The term 'Centroid' is The point of suspension None of the listed here The point of application of the resultant of all the forces tending to cause a body to rotate about a certain axis The same as centre of gravity The point of suspension None of the listed here The point of application of the resultant of all the forces tending to cause a body to rotate about a certain axis The same as centre of gravity ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The maximum frictional force, which comes into play, when a body just begins to slide over the surface of the other body, is known as Static friction Dynamic friction Coefficient of friction Limiting friction Static friction Dynamic friction Coefficient of friction Limiting friction ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If a number of forces are acting at a point, their resultant is given by (∑V)2 +(∑H)2 +2(∑V)(∑H) (∑V)2 + (∑H)2 √[(∑V)2 + (∑H)2] √[(∑V)2 +(∑H)2 +2(∑V)(∑H)] (∑V)2 +(∑H)2 +2(∑V)(∑H) (∑V)2 + (∑H)2 √[(∑V)2 + (∑H)2] √[(∑V)2 +(∑H)2 +2(∑V)(∑H)] ANSWER DOWNLOAD EXAMIANS APP