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Author Question: Power performs a useful energy conversion if it is applied _____________. A. mechanically B. ... (Read 121 times)

AEWBW

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on: Jul 28, 2018
Power performs a useful energy conversion if it is applied _____________.
 
  A. mechanically
  B. internally
  C. efficiently
  D. over time

Question 2

What is the middle terminal called in a potentiometer?
 
  A. Knob
  B. Wiper arm
  C. Rheostat
  D. Conveyor belt


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Li Jun

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

D

Answer to Question 2

B


AEWBW

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Reply 2 on: Jul 28, 2018
Thanks for the timely response, appreciate it

jackie

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Reply 3 on: Yesterday
Wow, this really help

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