10. A body of mass 3kg is moving with a velocity of 16 m/s. What will be the force required to stop the body in 4 seconds?
(a) -10N(b) -12N(c) -14N(d) -16N
9. The rate of change of momentum of a body is equal to:
(a) acceleration(b) applied force(c) velocity(d) N.O.T
9. The rate of change of momentum of a body is equal to: Read More »
8. Centrifugal force is always directed to:
(a) towards centre(b) away from centre(c) along the circular path(d) all sides
8. Centrifugal force is always directed to: Read More »
7. The SI unit of momentum is:
(a) N(b) N.m(c) N.S(d) N/m2
7. The SI unit of momentum is: Read More »
6. A car of mass 800 kg is moving with velocity of 2ms-1. What will be its momentum?
(a) 1000 kgm s-1(b) 1200 kgm s-1(c) 1400 kgm s-1(d) 1600 kgm s-1
6. A car of mass 800 kg is moving with velocity of 2ms-1. What will be its momentum? Read More »
5. The quantity obtained when mass is multiplied by velocity is called:
(a) velocity(b) force(c) momentum(d) torque
5. The quantity obtained when mass is multiplied by velocity is called: Read More »
4. Which of the following is a scalar quantity?
(a) momentum(b) speed(c) force(d) acceleration
4. Which of the following is a scalar quantity? Read More »
3. Quantity of motion blessed by a body is called:
(a) force(b) speed(c) acceleration(d) momentum
3. Quantity of motion blessed by a body is called: Read More »
1. Which of the following cannot be changed by force?
(a) Length(b) Shape(c) Volume(d) Mass
1. Which of the following cannot be changed by force? Read More »