Physics, asked by pankajrathod2468, 2 months ago

70. Ten identical cells connected in series are needed to heat a wire of length one meter and radius ' by 10°C in time 't. How many cells will be required to heat the wire of length two meter of the same radius by the same temperature in time 't? (7) 10 (2) 20 (3) 30 (4) 40​

Answers

Answered by gaurangi4659
0

Answer:

Correct option is

B

20

Explanation:

hope this help yuo

Answered by Anonymous
0

Answer:

(2) 20.

Explanation:

hope it helps you.

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