R2ishepiejackx R2ishepiejackx

18-03-2017
Physics

Answered

An unknown resistance creates 2 amps of current when attached to a 30-volt power source. what is the size of the unknown resistance?

A0.07 ohms
B0.7 ohms
C15 ohms
D60 ohms

Verified Answer :

DerpaNerpa DerpaNerpa

18-03-2017

V=IR, V=30, I=2, algebra and tada, R=15

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