Question

35. Heat produced in a conductor of resistance
4.292 with 10A current is cal/sec
1) 100 2) 42 3) 420​

Answer 1

Answer:

1

Explanation:

heat/time= I^2R

=10^2×4.3=430j/sec

4.2j=1cal

so

430j/sec=430/4.2=100cal/sec