A Battery of Emf 24 V Is Connected to a 6.0-

Multiple Choice

A battery of emf 24 V is connected to a 6.0- $\Omega$ resistor.As a result, current of 3.0 A exists in the resistor.The rate at which energy is being dissipated in the battery is:

A) 3.0 W
B) 6.0 W
C) 18 W
D) 54 W
E) 72 W