What is the resistance if the current is 12 amperes and the voltage - ProProfs Discuss
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What is the resistance if the current is 12 amperes and the voltage is 15 volts?



A. .75 ohms
B. .80 ohms
C. .90 ohms
D. 1.25 ohms

This question is part of Industrial Electrical Test
Asked by Wyatt Williams, Last updated: Sep 02, 2018

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2 Answers

John Adney

John Adney

Answered on Nov 30, 2017

Wouldn't you just divide? 15 divided by 12 = 1.25

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Wyatt Williams

Wyatt Williams

Answered on Sep 28, 2017

1.25 ohms

Multiply the current by the electrical resistance to calculate the voltage. For example, if the current is 2.5 amperes and the resistance is 15 ohms, then the voltage = 2.5 amperes x 15 ohms = 37.5 volts.
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