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Chapter 36: Q. 40 (page 1060)
At what speed, as a fraction of c, is a particle’s total energy twice its rest energy?
The speed of particle is 0.866c.
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Through what potential difference must an electron be accelerated, starting from rest, to acquire a speed of ?
You are flying your personal rocket craft at from Star toward Star The distance between the stars, in the stars’ reference frame, is Both stars happen to explode simultaneously in your reference frame at the instant you are exactly halfway between them. Do you see the flashes simultaneously? If not, which do you see first, and what is the time difference between the two?
A newspaper delivery boy is riding his bicycle down the street at . He can throw a paper at a speed of . What
is the paper’s speed relative to the ground if he throws the paper (a) forward, (b) backward, and (c) to the side?
What is the speed, in m/s, of a proton after being accelerated from rest through a potential difference?
A starship blasts past the earth at . Just after passing the earth, it fires a laser beam out the back of the starship. With what speed does the laser beam approach the earth?
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