General Science
10th Physics - Electric Power
1 Kilowatt-hour (1 kWh or 1 commercial unit of electrical energy) is equal to:
1 किलोवाट-घंटा (1 kWh / विद्युत ऊर्जा का 1 व्यापारिक यूनिट) कितने जूल (Joules) के बराबर होता है?
Select the correct option (MCQ)
Click an option to test yourself
Official Solution & Conceptual Rationale
NCERT Class 10 Science - Chapter 12
1 kWh = 1000 W × 3600 s = 3,600,000 J = 3.6 × 10⁶ J.
1 kWh = 1000 W × 3600 सेकंड = 3,600,000 जूल = 3.6 × 10⁶ J।