A spaceship of mass m moves in the positive x-direction with speed u(t) = %3D Va? + c?t? 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?
A spaceship of mass m moves in the positive x-direction with speed u(t) = %3D Va? + c?t? 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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Transcribed Image Text:A spaceship of mass m moves in the positive x-direction with speed
u(t) =
%3D
Va? + c?t?
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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