Physics, asked by suryatejanalla3747, 1 year ago

An electric oven of resistance 40 ohm takes a current of 5 A . Calculate the heat developed in 30 seconds

Answers

Answered by gopika43
1
Here is ur answer........

R = 40 ohm

I = 5A

t = 30 sec.

Therefore heat,

H = ( I )^2 × R × t

H = ( 5 )^2 × 40 × 30

H = 25 × 40 × 30

H = 30,000 J

H = 30 KJ.

Hope it helps!!☺☺
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