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

Question

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

Quizplus · Accepted Answer

The Answer of 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 10-V Battery Is Connected to a 15-Ω Resistor and an Unknown