Thursday 16 August 2018

Time and Distance


The diameter of a wheel of a vehicle is 56 cm.it completes 1000 rotations in one minute. find the speed of the train
a) 29.33
b) 34
c) 25
d) None

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1 comment:

  1. Bhaskar Reddy16 August 2018 at 05:56

    ANSWER
    .......................
    Circumference of wheel = πd

    = [(22/7)×56] = 1.76 meters

    :. Distance travelled in 1 minute = (1.76×1000) = 1760 meters

    :. Speed = 1760 m per minute

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