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In the given circuit, the resistance R h...

In the given circuit, the resistance R has a value that depends on the current. Specifically. R is 20 ohms when I is zero and the increase in resistance (in ohms) is numerically equal to one-half of the current in amperes. What is the value of current in the circuit

A

8.33 amp

B

10 amp

C

12.5 amp

D

18.5 amp

Text Solution

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The correct Answer is:
B
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