Calculation OF torque

Application OF torque

Calculate the torque developed by ann airplane engine whose output is 2000 HP at an angular velocity of 2400 rev//min .

Calculate the torque on the square plate of the previous problem if it rorates about a diagonal with the same angular acceleration.

The moment of inertia of a body is 2.5 kg m^(2) . Calculate the torque required to produce an angular acceleration of 18 rad s^(-2) in the body.

Calculate the torque (magnitude and direction) about point O due to the forces as shown. In each case, forces and rod lie in the plane of the paper. ( a ) ( b ) ( c ) ( d )

A magnetic needle lying parallel to a magnetic field needs 2J work to turn it through 60^@ . Calculate the torque required to maintain the needle in this position.

Calculate the torque acting upon the following structure carrying current l due to the magnetic field B. Both the magnetic field and the stucture are in the plane of paper as shown.

A force of 8 N is applied to a body at a distance of 20 cm from the point at which it is pivoted. Calculate the torque or moment of force about the pivot.

A motor generates an output power of 220 W at an angular velocity of 2100 rpm. Calculate the torque ( in Nm ) produced by the motor ? [ Take pi= ( 22)/( 7) ]