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A 10-V Battery Is Connected to a 15- Ω\Omega Resistor and an Unknown Resistor R,as Shown

Question 27

Multiple Choice

A 10-V battery is connected to a 15- Ω\Omega 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\Omega resistor in 2.0 min? A 10-V battery is connected to a 15- \Omega 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- \Omega 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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