What is the approximate resistance of a rheostat if the voltage source is 18 V a – OfficerPath

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What is the approximate resistance of a rheostat if the voltage source is 18 V and the current is 220 mA?

Subject: Electrical EngineeringTopic: Ohms Law

A

8.2 kΩ

B

820 Ω

C

8.2 Ω

D

82 Ω

Correct Answer: D

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