A rocket of initial mass 6000kg ejects m...

A rocket of initial mass `6000kg` ejects mass at a constant rate of `16kg//s` with constant relative speed of `11km//s` What is the acceleration of the rocket one minute after blast ?

`25 m//s^2`

`50 m//s^2`

`1- m//s^2`

`35 m//s^2`

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