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It is easier to roll a barrel than to pu...

It is easier to roll a barrel than to pull it along the road. Why ?

Text Solution

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This is because rolling friction is less than the sliding friction
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Knowledge Check

  • It is easier to roll a barrel than pull it along the road. This statement is

    A
    `false`
    B
    `true`
    C
    Ucertain
    D
    Not possible

  • It is easier to roll a body over a surface than to slide it on the same surface. Due to this _____is greater than rolling friction.

    A
    Sliding friction
    B
    Static friction
    C
    fluid friction
    D
    kinetic friction

  • STATEMENT-1: It is easier to pull a heavy object than to push it on a level ground and STATEMENT-2: The magnitude of frictional force depends on the nature of the two surfaces in contact.

    A
    (a) Statement-1 is True, Statement-2 is True, Statement-2 is a correct explanation for Statement-1
    B
    (b) Statement-1 is True, Statement-2 is True, Statement-2 is NOT a correct explaination for Statement-1
    C
    (c) Statement-1 is True, Statement-2 is False
    D
    (d) Statement-1 is False, Statement-2 is True.

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