In the given circuit, the resistance R has a value that depends on the current in the circuit. R is   when I is zero and the increase in the resistance (in Ω ) is numerically equal to half of the current in ampere. What is the value of I in the circuit?

# In the given circuit, the resistance R has a value that depends on the current in the circuit. R is   when I is zero and the increase in the resistance (in $\mathrm{\Omega }$ ) is numerically equal to half of the current in ampere. What is the value of I in the circuit?

1. A

8.33A

2. B

10A

3. C

12.5A

4. D

18.5A

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