an electric iron of resistance 20 ohm draws a current of 5 ampere calculate the heat produced in 30 second
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Given,
R = 20 ohm
I = 5A
t = 30s
we know that,
H =J
I²Rt
H = 5² * 20 * 30
H = 25 * 20 * 30
H = 15000 J
R = 20 ohm
I = 5A
t = 30s
we know that,
H =J
I²Rt
H = 5² * 20 * 30
H = 25 * 20 * 30
H = 15000 J
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