The wear and tear in the machine part is due to
a) Electrostatic force b) Muscular force
c) Frictional d ) Gravitational force
Answers
Answered by
1
Answer:
THIS IS DUE TO FRICTIONAL FORCE
Explanation:
AS FRICTION CAUSE HEAT IT DECREASES THE EFFICIENCY
Answered by
6
Answer:
(C) Frictional force
Explanation:
Friction usually transfers the mechanical energy to heat energy. The main issue for wear and tear is the excess heat caused by friction.
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