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Einstein’s Special Theory of Relativity Multiple Questions and Answers.
| 6. | A man, who weighs 60 kg on earth, weighs 61 kg on a rocket, as measured by an observer on earth. What is the speed of the rocket? | ||
| A. | 2.5 X 108 m/s | ||
| B. | 2.5 X 107 m/s | ||
| C. | 5.5 X 107 m/s | ||
| D. | 5.5 X 108 m/s | ||
| 7. | The momentum of a photon having energy 1.00 X 10-17 J is? | ||
| A. | 2.33 X 10-26 kg m/s | ||
| B. | 3.33 X 10-26 kg m/s | ||
| C. | 4.33 X 10-26 kg m/s | ||
| D. | 5.33 X 10-26 kg m/s | ||
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