Questions
A satellite in force-free space sweeps stationary interplanetary dust at a rate of (dm / dt) = α v where m is mass and v is the speed of satellite and a is a constant. The deceleration of the satellite is
detailed solution
Correct option is B
F=-vdmdt=-v×(αv)=-αv2So, the acceleration of satellite =Fm=-αv2m∴Deceleration of satellite =αv2m.Talk to our academic expert!
Similar Questions
Statement I : The familiar equation mg = R for a body on a table is true only if the body is in equilibrium.
Statement II : The equality of mg and R has no connection with the third law.
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