Question

. निम्न में से कौन विद्युत ऊर्जा को दर्शाता है ?
(A) वाट x सेकेण्ड
(C) (A) तथा (B) दोनों
(B) जूल
(D) इनमें से कोई नहीं​

Answer 1

Electricity is measured in units of power called Watts.

Answer 2

Energy = Watts-second

Energy = Joules

Explanation:

In this case, it is required to find the formula that shows the electrical energy. The electrical energy is given in terms of electric power. It is given by :

$Power=\dfrac{energy}{time}$

energy = power × time

Energy = Watts-second

Energy = Joules

The SI unit of power is watts. So, the SI unit of electrical energy is watts -second or Joules. Hence, the correct option is (C).

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Electrical energy

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