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    Practical Problems in Mathematics For Automotive Technicians
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    Exam 37: Ohms Law
  5. Question
    An Automobile Horn Requires Only 0
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An Automobile Horn Requires Only 0

Question 4

Question 4

Multiple Choice

An automobile horn requires only 0.2 ampere. The resistance is 43 ohms. Find the voltage.


A) 8.3
B) 8.6
C) 8.9
D) 9.2

Correct Answer:

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