Calculate the electrical energy expended in a device across which the circuit voltage drops by 50 volts in moving a charge of 6
2 answers:
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Answer:
0.33 Amp
8 Watts
Explanation:
The current through the 12 Ω resistor will be given by Ohm's law:
4 V / 12 Ω = 1/3 Amp ≈ 0.33 Amp
The power dissipated on the 2 Ω resistor can be calculated via the formula: which gives:
4^2 / 2 = 8 Watts