Engineering Mechanics The maximum mechanical advantage of a lifting machine is m 1 - m 1 / m 1 + m m 1 - m 1 / m 1 + m ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Which of the following statement is incorrect? The ratio of the limiting friction to the normal reaction is called coefficient of friction The velocity ratio of a machine is the ratio of load lifted to the effort applied 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 ratio of the limiting friction to the normal reaction is called coefficient of friction The velocity ratio of a machine is the ratio of load lifted to the effort applied 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 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The unit of angular velocity is Both (B) and (C) m/min Revolutions/min rad/s Both (B) and (C) m/min Revolutions/min rad/s ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The total motion possessed by a body, is called Weight Momentum Impulsive force Mass Weight Momentum Impulsive force Mass ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio of a differential pulley block with D and d as the diameters of larger and smaller pulley, is 2D/(D + d) D/(D - d) 2D/(D - d) D/(D + d) 2D/(D + d) D/(D - d) 2D/(D - d) D/(D + d) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics In a single threaded worm and worm wheel, the number of teeth on the worm is 50. The diameter of the effort wheel is 100 mm and that of load drum is 50 mm. The velocity ratio is 50 100 200 400 50 100 200 400 ANSWER DOWNLOAD EXAMIANS APP