100j of heat is produced each second in a 4ohm resistance. find the potential difference across the resistor
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Heat produced per second , H = V^2 /R
As H = 100 J/s
R = 4 ohm
so, 100 = V^2 / 4
or, V^2 = 400
so, V = 20 V
So, 20 V is the pd across the resistor.
As H = 100 J/s
R = 4 ohm
so, 100 = V^2 / 4
or, V^2 = 400
so, V = 20 V
So, 20 V is the pd across the resistor.
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2
Answer ✍️✍️✍️✍️
v=20 v
v=20 v
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