17) Frictional force can be reduced by following
methods
a) Buy lubricating the surfaces
b) Buy converting sliding friction into Rolling friction
by coverting Rolling to static
c) by converting rolling to static
d) by streamlining
e) by using ball bearings
Answers
Answered by
1
Answer:
a) may be the correct answer
Answered by
3
Answer:
a,us correct answer. ......
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