variable mass body with an initial mass of 10 kg is moving with a velocity of 7 m/s initially, after some time the velocity increases to 14 m/s, what is the new mass if the body is moving in the absence of any external force? a) 2.5 Kg b) 5 Kg c) 7.5 Kg d) 10 Kg

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variable mass body with an initial mass of 10 kg is moving with a velocity of 7 m/s initially, after some time the velocity increases to 14 m/s, what is the new mass if the body is moving in the absence of any external force?

a) 2.5 Kg

b) 5 Kg

c) 7.5 Kg

d) 10 Kg

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