Engineering Mechanics A weight of 1000 N can be lifted by an effort of 80 N. If the velocity ratio is 20, the machine is Non-reversible Reversible None of these Ideal Non-reversible Reversible None of these Ideal 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 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 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The time of flight of a projectile on downward inclined plane depends upon Angle of inclination of the plane Both (A) and (B) None of these Angle of projection Angle of inclination of the plane Both (A) and (B) None of these Angle of projection ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The friction experienced by a body, when in motion, is known as Rolling friction Static friction Limiting friction Dynamic friction Rolling friction Static friction Limiting friction Dynamic friction ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio for the third system of pulleys is 2n - 1 n² 2n n 2n - 1 n² 2n n ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The law of motion involved in the recoil of gun is Newton's second law of motion Newton's first law of motion Newton's third law of motion None of these Newton's second law of motion Newton's first law of motion Newton's third law of motion None of these ANSWER DOWNLOAD EXAMIANS APP
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