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A 10-V Battery Is Connected to a 15-Ω Resistor and an Unknown

Question 72

Multiple Choice

A 10-V battery is connected to a 15-Ω resistor and an unknown resistor R, as shown. The current in the circuit is 0.40 A. How much heat is produced in the 15-Ω resistor in 2.0 min? A 10-V battery is connected to a 15-Ω resistor and an unknown resistor R, as shown. The current in the circuit is 0.40 A. How much heat is produced in the 15-Ω resistor in 2.0 min? A) 0.40 kJ B) 0.19 kJ C) 0.29 kJ D) 0.72 kJ E) 0.80 kJ


A) 0.40 kJ
B) 0.19 kJ
C) 0.29 kJ
D) 0.72 kJ
E) 0.80 kJ

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