19. Rajeev's car stopped in the middle of the road. Some people helped him push the car to one side Rajeev observed that initially it took a lot of effort to push the car, but when the car started rolling it required less effort. This happened because c) Rolling friction is greater than gravitational force d) Static friction is lesser than rolling
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Answer:
where are the options a and b???
Answer:
options plz question is incomplete