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Author Question: All real images a. cannot be focused on a screen. b. are erect. c. can be focused on a screen. ... (Read 186 times)

jparksx

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on: Jul 28, 2018
All real images
 a. cannot be focused on a screen.
  b. are erect.
  c. can be focused on a screen.
  d. are inverted.

Question 2

An electron (m = 9.1  1031 kg) has a speed of 0.90 c. What is the difference between its relativistic momentum and its non-relativistic momentum (in kg m/s)?
 a. 4.3  1022
  b. 3.2  1022
  c. 5.4  1022
  d. 6.5  1022
  e. 2.5  1022


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mk6555

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Reply #1 on: Jul 28, 2018
Answer to Question 1

c

Answer to Question 2

b


jparksx

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Reply 2 on: Jul 28, 2018
:D TYSM

daiying98

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Reply 3 on: Yesterday
Wow, this really help

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