20. Static friction is greater than:
(a) Kinetic friction(b) Sliding friction(c) Rolling Friction(d) Limiting friction
20. Static friction is greater than: Read More »
19. Weight of a body can be measured using a spring balance, it differs from place to place because of variation in:
(a) size of spring(b) velocity(c) mass(d) gravitational pull
18. Friction opposes motion between two bodies in contact because of:
(a) charges on bodies(b) weight of bodies(c) roughness of surfaces(d) none of above
18. Friction opposes motion between two bodies in contact because of: Read More »
17. Which statement is true for limiting frictional force?
(a) It is greater than rotting friction(b) It is greater than sliding friction(c) It is greater than kinetic friction(d) All of these
17. Which statement is true for limiting frictional force? Read More »
16. Which of the following is correct for mass?
(a) Mass is a variable quantity(b) Mass depends upon value of g.(c) Mass is a vector quantity(d) Mass is a constant quantity
16. Which of the following is correct for mass? Read More »
14. If force applied on a body is doubled, then acceleration produced in the body will:
(a) reduce to half(b) remain unchanged(c) double(d) N.O.T
14. If force applied on a body is doubled, then acceleration produced in the body will: Read More »
13. Newton’s first law of motion is also called:
(a) law of momentum(b) law of mass(c) law of inertia(d) N.O.T
13. Newton’s first law of motion is also called: Read More »
12. A body continues its state of rest or of uniform motion in a straight line unless an external force acts on it. “This statement refers to”:
(a) Newton’s first law of motion(b) Newton’s second law of motion(c) Newton’s third law of motion(d) N.O.T
11. If velocity of body is doubled, then its momentum will be:
(a) half(b) remain the same(c) double(d) N.O.T
11. If velocity of body is doubled, then its momentum will be: Read More »