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What is the equivalent resistance of a parallel circuit containing the following resistors: 10 ohms, 10 ohms, 10 ohms, and 10 ohms?
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Answers ( )
Answer:2.5ohms
Explanation:
Let them equivalent resistance be R
1/R=1/r+1/r+1/r+1/r
1/R=1/10+1/10+1/10+1/10
1/R=4/10
Cross multiplying we get
4R=10
Divide both sides by 4
4R/4=10/4
R=10/4
R=2.5ohms