Engineering Mechanics A smooth cylinder lying on a __________ is in neutral equilibrium. Curved surface None of these Horizontal surface Convex surface Curved surface None of these Horizontal surface Convex surface ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A rubber ball is dropped from a height of 2 m. If there is no loss of velocity after rebounding, the ball will rise to a height of 2 m 3 m 1 m 4 m 2 m 3 m 1 m 4 m ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The center of percussion of a solid cylinder of radius ‘r’ resting on a horizontal plane will be r/A 3r/2 2r/3 r/2 r/A 3r/2 2r/3 r/2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Which of the following statement is incorrect? A force acting in the opposite direction to the motion of the body is called force of friction A machine whose efficiency is 100% is known as an ideal machine The velocity ratio of a machine is the ratio of load lifted to the effort applied The ratio of the limiting friction to the normal reaction is called coefficient of friction A force acting in the opposite direction to the motion of the body is called force of friction A machine whose efficiency is 100% is known as an ideal machine The velocity ratio of a machine is the ratio of load lifted to the effort applied The ratio of the limiting friction to the normal reaction is called coefficient of friction ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio of a differential wheel and axle with 'D' as the diameter of effort wheel and d1 and d2 as the diameters of larger and smaller axles respectively, is 2D/(d₁ + d₂) D/(d₁ - d₂) 2D/(d₁ - d₂) D/(d₁ + d₂) 2D/(d₁ + d₂) D/(d₁ - d₂) 2D/(d₁ - d₂) D/(d₁ + d₂) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The coefficient of restitution for inelastic bodies is Between zero and one Zero More than one One Between zero and one Zero More than one One ANSWER DOWNLOAD EXAMIANS APP
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