1. Which of the following is the force applied in drawing water from a well using a rope and
pulley?
a gravitational brfriction
C. muscular
d. magnetic
2. Which of the following are the characteristics of a force?
a. magnitude
b. direction
w both a and b
d. none of these
3. Which of the following are the effects of applying force on a body?
a change of state of motion
b. change of direction
C. change of dimensions
d. all of these
4. Which of the following is a non-contact force?
a electrostatic force b. lifting
c. friction
d. tension
5. The force of friction depends on which of the following factors?
a, bature of surfaces in contact
b. weight of the object
c. both a and b
d. none of these
6. Which of the following forces of friction is maximum in terms of magnitude?
a. sliding friction
b. static friction
c rolling friction
d. all have same magnitude
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Explanation:
1. Which of the following is the force applied in drawing water from a well using a rope and
pulley?
ans - (c) muscular force
2. Which of the following are the characteristics of a force?
ans-(c)both a and b
3. Which of the following are the effects of applying force on a body?
ans - (d) all of this
4. Which of the following is a non-contact force?
ans - (a) electrostatic force
5. The force of friction depends on which of the following factors?
ans - (c) both a and b
6. Which of the following forces of friction is maximum in terms of magnitude?
ans - (c) rolling force
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