Question

A wire is connected to a battery between the points M and N as shown in figure 
(1). The same wire is bent in the form of a square and then connected to the battery between the points M and N as shown in figure 
(2). Which of the following quantities increases? 

• A. Heat produced in the wire and resistance offered by the wire
• B. Resistance offered by the wire and current through the wire
• C. Heat produced in the wire, resistance offered by the wire and current through the wire
• D. Heat produced in the wire and current through the wire

Hint:

Resistance of a wire is independent of its shape. Heat produced increases if current increases.

Answer 1

The Correct Option is D