A high-speed space-probe with mass m5x104 kg and v08c is, Ask an Expert

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A high-speed space-probe with mass m=5x10⁴ kg and v=0.8C is launched towards Neptune.

(a) What is its momentum recorded at the Mission Control in Florida?

(b) For landing preparation at, the speed of the probe has to be reduced to 50% i.e. now v=0.4C. Find the change in momentum of the probe.

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