It is easier to roll a barrel full of coal tar than to pull it because - Study24x7
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30 Mar 2023 04:54 PM study24x7 study24x7

It is easier to roll a barrel full of coal tar than to pull it because

A

the full weight of the barrel comes into play when it is pulled

B

the rolling friction is much less than the sliding friction

C

more surface area of the barrel is in contact with the road when it is pulled

D

coal tar is a liquid and it flows in the barrel when it is rolled

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