When a Potential Difference of 10 V Is Placed Across

question 37

Multiple Choice

When a potential difference of 10 V is placed across a certain solid cylindrical resistor,the current through it is 2 A.If the diameter of this resistor is now tripled,the current will be

• A) 2/9 A.
• B) 2/3 A.
• C) 2 A.
• D) 3 A.
• E) 18 A.

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