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Author Question: Christie bought a 9 x 50 pair of binoculars for stellar observing. The 9 is the A) f/number. B) ... (Read 57 times)

anshika

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on: Jul 27, 2018
Christie bought a 9 x 50 pair of binoculars for stellar observing. The 9 is the
 
  A) f/number.
  B) aperture in cm.
  C) angular magnification.
  D) aperture in mm.
  E) f/number-1

Question 2

The output voltage of a power supply is V = Vo sin (120. t) volts. At t = 0.010 s the output voltage is 4.2 V. What is the rms voltage of the generator?
 
  What will be an ideal response?


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hramirez205

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Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

3.19 V


anshika

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Reply 2 on: Jul 27, 2018
Wow, this really help

sultansheikh

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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