The maximum efficiency of a lifting machine is

More Questions from Engineering Mechanics

• The principle of transmissibility of forces states that, when a force acts upon a body, its effect is
• The angular velocity (in rad / s) of a body rotating at N revolutions per minute is
• The process of finding out the resultant force is called __________ of forces.
• In a framed structure, as shown in the below figure, the force in the member BC is
• The skidding away of the vehicle on a level circular path can be avoided if the force of friction between the wheels and the ground is __________ the centrifugal force.
• The motion of a particle round a fixed axis is
• The minimum force required to slide a body of weight W on a rough horizontal plane is
• The acceleration of a particle moving with simple harmonic motion, at any instant is given by
• The potential energy of a vertically raised body is __________ the kinetic energy of a vertically falling body.
• If three forces acting at a point are represented in magnitude and direction by the three sides of a triangle, taken in order, then the forces are in equilibrium.

Discussion & Comments