Black holes A) are holes in space, devoid of matter. B) ...

[burchfield96]

Black holes
 
  A) are holes in space, devoid of matter.
  B) cannot be detected in binary star systems.
  C) are the collapsed remnant of stars.
  D) are predicted by Einstein's special theory of relativity.

Question 2

In an ac circuit, if the peak value of the voltage is 100 V, what is the rms value?
 
  A) 141 V
  B) 100 V
  C) 210 V
  D) 71 V
  E) 120 V

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Answer to Question 1

C

Answer to Question 2

D

[burchfield96]

TYSM

[xiaomengxian]

Thanks for the timely response, appreciate it