[Answered] A proton has a total energy of 2.5 10-10 J. How fast is it moving? (M = 1.67 10-27 kg) a. 0.90 c ...

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Author Question: A proton has a total energy of 2.5 10-10 J. How fast is it moving? (M = 1.67 10-27 kg) a. 0.90 c ... (Read 123 times)

mmm

Hero Member
Posts: 558

on: Jul 28, 2018

A proton has a total energy of 2.5 10-10 J. How fast is it moving? (M = 1.67 10-27 kg)
a. 0.90 c
b. 0.80 c
c. 0.70 c
d. 0.60 c
e. 0.40 c

Question 2

A proton's rest mass is 1.67 10-27 kg. Calculate its kinetic energy when it is accelerated to a speed of 0.80 c.
a. 1.0 10-10 J
b. 1.5 10-10 J
c. -2.0 10-10 J
d. 2.5 10-10 J
e. 7.5 10-10 J

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wuly

Sr. Member
Posts: 327

Reply #1 on: Jul 28, 2018

Answer to Question 1

B

Answer to Question 2

A

mmm

Member
Posts: 558

Reply 2 on: Jul 28, 2018

Great answer, keep it coming

ryhom

Member
Posts: 366

Reply 3 on: Yesterday

Wow, this really help

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