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Author Question: A ferromagnetic material is magnetized by the alignment of a. domains. b. atoms. c. single ... (Read 86 times)

Marty

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on: Jul 28, 2018
A ferromagnetic material is magnetized by the alignment of
 a. domains.
  b. atoms.
  c. single magnetic dipoles.
  d. poles.

Question 2

A dentist uses a concave mirror (focal length 2 cm) to examine some teeth. If the distance from the object to the mirror is 1 cm, what is the magnification of the tooth?
 a. 6
  b. 1
  c. 4
  d. 2
  e. 1.5


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parshano

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

a

Answer to Question 2

d


Marty

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Reply 2 on: Jul 28, 2018
Wow, this really help

at

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Reply 3 on: Yesterday
Excellent

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