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  1. The unit of energy in MKS system is

  2. A.

     Joule

    B.

     Ohm

    C.

     Erg

    D.

     Volt

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    Answer : Option A

    Explanation :

    1 Joule (J) is the MKS unit of energy, equal to the force of one Newton acting through one meter. 1 Watt is the power from a current of 1 Ampere flowing through 1 Volt.


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