Question
What is a commercial unit of electrical energy? Express it in joule.
Answer
The commercial unit of electrical energy is kWh.
1 kWh = 1000 W × 1 hr
= 1000 W × 3600s
= 36 × 105 Ws
= 3.6 × 106 J.
Question
What is a commercial unit of electrical energy? Express it in joule.
Answer
The commercial unit of electrical energy is kWh.
1 kWh = 1000 W × 1 hr
= 1000 W × 3600s
= 36 × 105 Ws
= 3.6 × 106 J.