What is the speed of the spaceship relative to earth

Reference no: EM13661570

A lighthouse sweeps its ray of light around in a circle once every 7.4 s. To an observer in a spaceship moving away from Earth, the ray of light completes one full circle every 11 s.

What is the speed of the spaceship relative to Earth?

Reference no: EM13661570

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What is the speed of the spaceship relative to earth : A lighthouse sweeps its ray of light around in a circle once every 7.4 s. To an observer in a spaceship moving away from Earth, the ray of light completes one full circle every 11 s. What is the speed of the spaceship relative to Earth?

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