Question:

A wire of length L and 3 identical cells of negligible

Last updated: 6/10/2023

A wire of length L and 3 identical cells of negligible

A wire of length L and 3 identical cells of negligible internal resistance are connected in series Due to the current the temperature of the wire is raised by AT in a time t A number N of similar cells is now connected in series with a wire of the same material and cross section but of length 2L The temperature of the wire is raised by the same amount AT in the same time t The value of Nis A 4 mCDT H Pxt C 8 B 6 D 9 2001