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Author Question: When the absolute magnitudes, or brightnesses, of stars are plotted against their surface ... (Read 50 times)

khang

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on: Jul 28, 2018
When the absolute magnitudes, or brightnesses, of stars are plotted against their surface temperatures or colors, we obtain a(n)
 a. Hertzsprung-Russell (or H-R) diagram.
  b. straight line.
  c. random pattern.
  d. none of the above

Question 2

In a 12-V battery circuit, a 10- resistor and a 30- resistor are connected in series. How much current does the battery supply to the circuit?


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sabina576

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

a

Answer to Question 2

0.30 A


khang

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Reply 2 on: Jul 28, 2018
Excellent

xiazhe

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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