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HVAC Electrical Basic Practice Test - # 8 -7/7/17 Questions And Answers With Verified Solutions Already Passed!!! $11.49
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Exam (elaborations)

HVAC Electrical Basic Practice Test - # 8 -7/7/17 Questions And Answers With Verified Solutions Already Passed!!!

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  • Course
  • HVAC Electrical
  • Institution
  • HVAC Electrical

HVAC Electrical Basic Practice Test - # 8 -7/7/17 Questions And Answers With Verified Solutions Already Passed!!!

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  • December 6, 2024
  • 3
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • on a 120v single phase su
  • HVAC Electrical
  • HVAC Electrical
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classhub
HVAC Electrical Basic Practice Test - # 8
-7/7/17 Questions And Answers With
Verified Solutions Already Passed!!!
Which of the following is the resistance to the flow of electric current:
a. Henry
b. Ohm
c. Weber
d. Watt
ANSWER: Ohm

In a step-up transformer, voltage _____________ and current
________________:
a. increases, increases
b. decreases, decreases
c. decreases, increases
d. increases, decreases
ANSWER: increases, decreases

If an atom has surplus electrons, it is ____________ charged:
a. negatively
b. positively
c. neutrally
ANSWER: negatively

On a 120V single-phase supply system, what color of wire is the neutral leg:
a. black
b. white
c. red
d. green
ANSWER: white

Which of the following materials are used in making resistors:
a. conductors
b. semi-conductors
c. insulators
d. all the options are correct
ANSWER: insulators

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