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A rocket of mass 1000kg containing a propellant gas of 3000kg is to be launched...

A rocket of mass 1000kg containing a propellant gas of 3000kg is to be launched vertically. If the fuel is consumed at a steady rate of 60kgs⁻¹, calculate the least velocity of the exhaust gases of the rocket and content will just lift off the launching pad immediately after firing?
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Asked by Bola on 24th February, 2021
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