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Can you find the speed of the car at a p...

Can you find the speed of the car at a particular instant of time ?

Text Solution

Verified by Experts

Yes, we can find the speed of the car at any instant of time by looking at its speedometer.
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Knowledge Check

  • Speed of a body at any particular instance is known as ……………

    A
    velocity
    B
    average speed
    C
    instantaneous speed
    D
    none of these

  • Instantaneous speed can be represented by …………… of the curve at a given instant of time.

    A
    distance
    B
    midpoint
    C
    slope
    D
    none of these

  • A variable triangle ABC is inscribed in a circle of diameter x units. At a particular instant the rate of change of side 'a' is x/2 time the rate of change of the opposite angle A then A =

    A
    `pi//2`
    B
    `pi//3`
    C
    `pi//4`
    D
    `pi//6`

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    A man travels 370km partky by train and partly by car. If he covers 250 km by train and the rest by car, it takes him 4 hours, but if he travels 130 km by train and the rest by car, it takes 18 minutes more. Find the speed of the train and that of the car.

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