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Author Question: A transformer can only operate if _________. a. the power in equals the power out b. the potential ... (Read 79 times)

evelyn o bentley

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on: Jul 28, 2018
A transformer can only operate if _________.
 a. the power in equals the power out
  b. the potential difference is large enough
  c. a.c. is used
  d. we step up the voltage

Question 2

A car travels along the perimeter of a vertical circle (radius = 0.25 km) at a constant speed of 30 m/s. What is the magnitude of the resultant force on the 60-kg driver of the car at the lowest point on this circular path?
 a. 0.37 kN
  b. 0.80 kN
  c. 0.22 kN
  d. 0.59 kN
  e. 0.45 kN


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mariahkathleeen

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

c

Answer to Question 2

C


evelyn o bentley

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  • Posts: 564
Reply 2 on: Jul 28, 2018
Gracias!

xthemafja

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

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