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Author Question: The internal resistances of an ideal voltmeter and an ideal ammeter are, respectively (ideal meaning ... (Read 45 times)

kwoodring

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on: Jul 28, 2018
The internal resistances of an ideal voltmeter and an ideal ammeter are, respectively (ideal meaning the behavior of the system is not changed when using the meter):
 a. zero and infinite.
  c. zero and zero.
  b. infinite and zero.
  d. infinite and infinite.

Question 2

The Greenland ice sheet can be one km thick. Estimate the pressure underneath the ice where it is 0.80 km deep. (The density of ice is 918 kg/m3.)
 a. 9.0  105 Pa (9 atm)
  c. 7.2  106 Pa (72 atm)
  b. 2.5  106 Pa (25 atm)
  d. 9.0  106 Pa (90 atm)


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okolip

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

B

Answer to Question 2

C


kwoodring

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Reply 2 on: Jul 28, 2018
Great answer, keep it coming :)

tuate

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Reply 3 on: Yesterday
Excellent

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