Physics, asked by vidushikatara52, 5 months ago

an electric heater of 2kW is used for 10h.how much energy is consume in kWh

Answers

Answered by akshay2006v

0

Answer:

7.2×10⁶

Explanation:

energy = 2kW

1 kW per hour = 3.6 × 10⁶J

energy used for 1 hour = 2 × 3.6 × 10⁶

= 7.2 × 10⁶

energy used for 10 hours = 7.2 × 10⁶ × 10

= 7.2 × 10⁷

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