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Unit 10 Practice Test: Current And Circuits Questions And Answers With Verified Solutions 100% Correct Latest Updated 2024
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Unit 10 Practice Test: Current And Circuits Questions And Answers With Verified Solutions 100% Correct Latest Updated 2024

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  • October 18, 2024
  • 4
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

Subjects

  • unit 10 practice test current and circuits questi
  • how is current affected if the number of charge ca
  • which of the following wires would have the most r
  • when compared in a given time interval with othe

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  • EWRB
  • EWRB

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Unit 10 Practice Test: Current And
Circuits Questions And Answers With
Verified Solutions 100% Correct Latest
Updated 2024
How is current affected if the number of charge carriers decreases?
a. the current increases
b. the current decreases
c. the current initially decreases and then is gradually restored.
d. the current is not affected - ANSWER✔✔b. the current decreases


Current is proportional to the number of charge carriers.


Which of the following wires would have the MOST resistance?
a. a copper wire 10 cm in length at 32 degrees Celsius
b. a copper wire 5 cm in length at 32 degrees Celsius
c. a copper wire 10 cm in length at 10 degrees Celsius
d. a copper wire 5 cm in length at 10 degrees Celsius - ANSWER✔✔Most
resistance is: Long, Thin, Aluminum and Hot


a. a copper wire 10 cm in length at 32 degrees Celsius


When compared in a given time interval with other light bulbs in a 120 V outlet, a
60 W light bulb ____.
a. converts the same electrical energy to heat and light than a 40 W light bulb.
b. converts more electrical energy to heat and light than a 100 W light bulb.

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