The work done to increase the from 30 m/s to 40 m/s, if the mass of the car is 1000 kg is (1) 350 J (3) 3.5 kJ (4) 3.5 J 31.) velocity of a car 2

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Q. The work done to increase the velocity of a car from

30 m / s

40 m / s,

if the mass of the car is

1000 k g

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60 k m h^{- 1}

, if the mass of the car is

1500 k g

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