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A spaceship of mass m moves in the positive x-direction with speed

u(t) = c2t / √(a2 + c2t2)

where a > 0 is a constant with dimensions of length.

(a) Does this speed ever exceed the speed of light?

(b) What is the force, F(t), acting on the spaceship as a function of time?

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  • Category:- Physics
  • Reference No.:- M91705206

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