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A spacecraft approaching the earth at 0.6c transmit data at the rate of 40 pulses/s. At what rate are they received? (3) A. 10 pulses/s B. 40 pulses/s C. 80 pulses/s D. 100 pulses/s E. 120 pulses/s

A spacecraft approaching the earth at 0.6c transmit data at the rate of 40 pulses/s. At what rate are they received?                                                                                 (3)

A.

B.

C.

D.

E.

Grade:12th pass

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