Practicing Success

Target Exam

CUET

Subject

General Test

Chapter

General Knowledge

Topic

Physics

Question:

One kilojoule is equal to how many joules?

Options:

10 Joules

100 Joules

1000 Joules

1 Joule

Correct Answer:

1000 Joules

Explanation:

The unit of energy is, therefore, the same as that of work, that is, joule (J). 1 J is the energy required to do 1 joule of work. Sometimes a larger unit of energy called kilo joule (kJ) is used. 1 kJ equals 1000 J.