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A wheel makes 12 revolutions per minute....

A wheel makes 12 revolutions per minute. The angle in radian described by a spoke of the wheel in 1 second is :

A

5`pi`/2

B

2`pi`/5

C

3`pi`/5

D

4`pi`/5

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Knowledge Check

  • A wheel makes 240 revolution in one minutes. Find the measure of the angle it describes at the centre in 15 seconds.

    A
    `60pi^(c )`
    B
    `120pi^(c ) `
    C
    `8 pi^(c )`
    D
    None of these

  • A wheel makes 180 revoluations in 1 minutes. Through how many radians does it turn in 1 second ?

    A
    `(12pi)^(c )`
    B
    `(6pi)^(c )`
    C
    `(4pi)^(c )`
    D
    `(8pi)^(c )`

  • A wheel makes 1000 revolutions in covering a distance of 88 km. The diameter of the wheel is -----

    A
    24 metres
    B
    40 metres
    C
    28 metres
    D
    14 metres

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