The friction experienced by a body, when at rest, is known as? Mark as favorite Copy Link static friction dynamic friction limiting friction coefficient of friction Check Answer
When a rigid body is suspended vertically, and it oscillates with a small amplitude under the action of the force of gravity, the body is known as? Mark as favorite Copy Link simple pendulum compound pendulum torsional pendulum second's pendulum Check Answer
The unit of force in S.I. system of units is? Mark as favorite Copy Link dyne kilogram newton watt Check Answer
The motion of a particle round a fixed axis is? Mark as favorite Copy Link translatory rotary circular translatory as well as rotatry Check Answer
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? Mark as favorite Copy Link 50 100 150 200 Check Answer
A machine having an efficiency less than 50%, is known as? Mark as favorite Copy Link reversible machine non-reversible machine neither reversible nor non-reversible machine ideal machine Check Answer
The force applied on a body of mass 100 kg to produce an acceleration of 5 m/s²? Mark as favorite Copy Link 20N 100N 500 N none of these Check Answer
The velocity ratio of a first system of pulleys with 4 pulleys is? Mark as favorite Copy Link 4 8 16 20 Check Answer
The rate of change of momentum is directly proportional to the impressed force, and takes place in the same direction in which the force acts. This statement is known as? Mark as favorite Copy Link Newton's first law of motion Newton's second law of motion Newton's third law of motion none of these Check Answer
Concurrent forces are those forces whose lines of action? Mark as favorite Copy Link lie on the same line meet at one point meet on the same plane none of these Check Answer