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Author Question: The SI units for k, the spring constant, are equivalent to: a. J c. kg / s2 b. J / N d. none of ... (Read 5 times)

rayancarla1

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on: Jul 28, 2018
The SI units for k, the spring constant, are equivalent to:
 a. J
  c. kg / s2
  b. J / N
  d. none of the above

Question 2

Suppose a power plant uses a Carnot engine to generate electricity, using the atmosphere at 300 K as the low-temperature reservoir. Suppose the power plant produces an amount of electricity with the hot reservoir at 500 K during Day One and then produces the same amount of electricity with the hot reservoir at 600 K during Day Two. The thermal pollution was:
 a. greatest on Day One.
  c. the same on both days.
  b. greatest on Day Two.
  d. zero on both days.


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tofugiraffe

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

C

Answer to Question 2

A


rayancarla1

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Reply 2 on: Jul 28, 2018
Gracias!

ecabral0

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Reply 3 on: Yesterday
Excellent

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