Calculate resistance of a resistor if the current flowing through it is 200 ma when the applied potential difference is 0.8 volt
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R = resistance = ?
V = potential difference = 0.8 volt
I = current = 200mA= 200×1/1000 A = 0.2A
= 0.2 A
R = V/I
R = 0.8/0.2
R = 8/2
R = 4
Therefore,
Resistance = 4 ohm
V = potential difference = 0.8 volt
I = current = 200mA= 200×1/1000 A = 0.2A
= 0.2 A
R = V/I
R = 0.8/0.2
R = 8/2
R = 4
Therefore,
Resistance = 4 ohm
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