A constant voltage is applied between the two ends of a uniform metallic wire. Some heat is developed in it. The heat developed is doubled ifA. Both the length and radius of the wire are halvedB. Both the length and radius of the wire are doubledC. the radius of the wire is doubledD. the length of the wire are doubled

A constant voltage is applied between the two ends of a uniform metall

1.	A constant voltage is applied between the two ends of a uniform metallic wire. Some heat is developed in it. The heat developed is doubled ifA. Both the length and radius of the wire are halvedB. Both the length and radius of the wire are doubledC. the radius of the wire is doubledD. the length of the wire are doubled
Answer» Correct Answer - b

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