Question

A potential difference of 250V is applied across a resistance
of 100022. Calculate the heat energy produced in the
resistance in 10 seconds.
a) 625Jb) 620Jc ) 820d ) 930J​

Answer 1

Answer:

H= v^2/R ×t

= 250x250/1000 ×10

=625000/1000

=626j