Practicing Success

Target Exam

CUET

Subject

Physics

Chapter

Current Electricity

Question:

A certain household has consumed 250 units of energy during a month. How much energy is this in Joules?

Options:

5 X 108 J  

7 X 108  J

 9 X 108 J 

15 X 108 J 

Correct Answer:

 9 X 108 J 

Explanation:

1 unit = 1 kWh

1 kWh = 3.6 x 106 J

∴ 250 kWh = 900 x 106 J