Compared to a giant iceberg, a hot cup of coffee has
A) more thermal energy at higher temperature.
B) less thermal energy at higher temperature.
C) about the same thermal energy but at a higher temperature.
D) none of the above
Answer: B
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A 10.0-? resistor, 10.0-mH inductor, and 10.0-?F capacitor are connected in series with a 10.0-kHz voltage source. The rms current through the circuit is 0.200 A. Find the rms voltage drop across each of the 3 elements.
What will be an ideal response?
A bound universe will ultimately end in a "cold death."
Indicate whether the statement is true or false
For a fossil fueled electrical generating plant, 10,000 Btu of chemical energy into the plant will result in about how many Btu's of waste heat dumped into the environment:
a. 0 b. 1000 c. 4000 d. 6000 e. 10,000 Btu's
Support reaction Gy in the frame below is:
(A) 1.83P
(B) 2.05P
(C) 2.75P
(D) 21.77P
