A current of 0.5A flows through a resistor when connected to a 40-V battery. How much energy is dissipated in 2 minutes?
- 1200J
- 1500J
-
2400J
- 96000J
The correct answer is: C
Explanation
Electrical energy = IVT= 0.5 x 40 x 2 x 60
= 2400J