Multiple choice general knowledge science & technology

The unit of energy in MKS system is

  1. volt

  2. erg

  3. ohm

  4. joule
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D Correct answer
Explanation

The joule is the unit of energy in the MKS (meter-kilogram-second) system, which is the basis of the modern SI system. The erg is the energy unit in the CGS system, while volt measures potential difference and ohm measures resistance.

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