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Author Question: The length of a certain wire is doubled while the radius is reduced by a factor of 4. What is the ... (Read 26 times)

james9437

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on: Jul 29, 2018
The length of a certain wire is doubled while the radius is reduced by a factor of 4. What is the change in the resistance of this wire?
 
  A) It stays the same.
  B) It is quadrupled.
  C) It is increased by a factor of 32.
  D) It is increased by a factor of 16.
  E) It is increased by a factor of 8.

Question 2

Mass is a measure of how difficult it is to change the velocity of an object.
 
  Indicate whether the statement is true or false


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amanda_14

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Reply #1 on: Jul 29, 2018
Answer to Question 1

C

Answer to Question 2

TRUE


james9437

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Reply 2 on: Jul 29, 2018
Gracias!

patma1981

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Reply 3 on: Yesterday
Excellent

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