What is now his heart rate as calculated by earth observer

Reference no: EM1382709

Q. The astronaut whose heart rate on Earth is 60 beats/min increases his velocity to v = 0.8c. What is now his heart rate as calculated by an Earth observer?

Q. At high noon, the Sun delivers 825W to each square meter of a blacktop road. If the hot asphalt loses energy only by radiation, what is its equilibrium temperature?

Reference no: EM1382709

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