Tag: rotational motion of a rigid body and moment of inertia
Questions Related to rotational motion of a rigid body and moment of inertia
State whether true or false.
A couple can never be replaced by a single force.
State whether true or false.
A couple tends to produce motion in a straight line.
State whether true or false.
Only a couple can produce pure rotation in a body.
While opening a tap with two fingers, the forces applied by the fingers are:
$ML^2T^{-2}$ is the dimensional formula for
An automobile engine develops $100$ $kW$ when rotating at a speed of $1800\ rev/min$. The torque it delivers is
A solid sphere of mass 0.5 kg and diameter 1 m rolls without sliding with a constant velocity of 5 m/s, the ratio of the rotational K.E. to the total kinetic energy of the sphere is :
Analogue of mass in rotational motion is
Newton's second law of motion and work done in rotation of a rigid body can be expressed as
How do you express Newton's second law of motion in differential form