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First Equation of Motion

An object is ...

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An object is subjected to retardation,dv/dt= -5v which has initial velocity of 4 m/s.The time taken by the object to come to rest would be?

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Q. An object, moving with a speed

6.25 m s^{- 1}

, is decelerated at a rate given by

\frac{d v}{d t} = - 2.5 \sqrt{v}

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is intantaneous velocity. The time taken by the object to come to rest would be:

Q. An object, moving with a speed of

6.25 m s^{- 1}

, is decelerated at a rate given by

\frac{d v}{d t} = - 2.5 \sqrt{v}

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