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Q67. An electric heater rated as 2 kW is used to heat 200 kg of water from 10o C to 70o C. Assuming no heat losses, the time taken is:

Physics — Heat and Thermodynamics — Question 67 of 415

A. 25.2 s
B. 6 x 103 s
C. 25.2 x 103 s
D. 25.2 x 106 s

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An electric heater rated as 2 kW is used to heat 200 kg... | Physics MCQ #67 | Examora | Examora