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KilojouleJoule
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Kilojoule to Joule

Convert Kilojoule to Joule

Formula
Joule = Kilojoule × 1000.00
or: Kilojoule = Joule ÷ 1000.00
Common Conversions
Kilojoule to Joule Conversion Table
KilojouleJoule
0.1100
0.5500
11,000
22,000
55,000
1010,000
2525,000
5050,000
100100,000
500500,000
1,0001,000,000
5,0005,000,000
10,00010,000,000

What is a Kilojoule (kJ)?

The kilojoule (kJ) is a unit of energy equal to 1,000 joules. It is commonly used in nutrition (particularly in Australia and Europe) and engineering for expressing energy content and transfer.

What is a Joule (J)?

The Joule (J) is the SI unit of energy, work, and heat. It is defined as the energy transferred when a force of one newton moves an object one meter. Named after James Prescott Joule, it is the fundamental unit of energy in physics.

How to Convert Kilojoule (kJ) to Joule (J)

To convert Kilojoule to Joule, multiply the Kilojoule value by 1000.00. For example, to convert 5 Kilojoule to Joule: 5 × 1000.00 = 5000.00 Joule. You can also use the free online calculator above for instant, accurate results.

Frequently Asked Questions

How many joules are in 1 kilojoule?

There are 1000.00 joules in 1 kilojoule. The conversion factor is 1000.00.

What is the formula to convert kilojoule to joule?

The formula is: Joule = Kilojoule × 1000.00. For example, 10 Kilojoule = 10000.0 Joule.

How to convert 100 kilojoule to joule?

100 kilojoule = 100000 joule. Multiply 100 by 1000.00.

Is kilojoule bigger than joule?

No, 1 kilojoule equals 1000.00 joule, which means joule is the smaller unit.