1.

A particle whose initial mass is m_(0) is projected vertically at time t= 0 with speed gT, where T is a constant. At time t the mass of the particle has increased to m_(0)e^(t//T). If the added mass is at rest relative to particle when it is acquired The mass of the particle at its highest point is

Answer»

`4m_(0)`
`SQRT(2)m_(0)`
`sqrt(3)m_(0)`
`16 m_(0)`

Answer :B


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