(d) change in mass
change in shape and size
4. Which of the following is not an effect of friction?
(a) To produce heat
(c) To cause wear and tear of the surfaces
(b) To increase the speed of the body
(d) To oppose the motion of the body
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Answer:
to increase the speed of body
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b will be the answer ......
to increase the speed of the body plzzz mark as brainliest
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