30. Hot water tank of heat capacity 5000 JK' contains 10 kg of water at 25 °C. What is the time taken to raise the temperature of the water to 45 °C using a heater coil of power of 3.0 kW, given that the specific heat capacity of water is 4200 Jkg K!? A. 61 s В. 280 s C. 310 s D. 610 s [C is the most correct 313.3]

30. Hot water tank of heat capacity 5000 JK' contains 10 kg of water at 25 °C. What is the time taken to raise the temperature of the water to 45 °C using a heater coil of power of 3.0 kW, given that the specific heat capacity of water is 4200 Jkg K!? A. 61 s В. 280 s C. 310 s D. 610 s [C is the most correct 313.3]

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter15: Thermodynamics

Section: Chapter Questions

Problem 44PE: An ideal heat pump is being considered for use in heating an environment with a temperature of...

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