This diagram is the same as the one in the last question, showing a person on a planet watching you travel to the right at 0.9c, while you have a flashlight turned on with the light shining to the right. Which of the following statements is not true from the point of view of the person on the planet?
A) If you can accelerate enough, you'll soon be going faster than the flashlight beam.
B) The light beam's speed is only 0.1c faster than your speed.
C) Your mass is greater than it would be if you were not moving.
D) The light from the flashlight beam is moving to the right at the speed of light c.
A) If you can accelerate enough, you'll soon be going faster than the flashlight beam.
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A) 5.1 × 10-4 kg B) 4.3 × 10-11 kg C) 1.5 × 10-13 kg D) 4.8 × 10-18 kg E) 1.9 × 10-21 kg
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