A home has a solar water heater with water capacity of 19.9 US liquid gallons. Water is initially at 26 ℃. The solar water heater heats the water between 10 am and 3 pm. The average incident normal solar radiation on the solar collector during these hours is 450 W/m2, the collector has an area of 10 m2 and its efficiency is 70%. i)Calculate the power absorbed by the collector and the total quantity of heat transferred to the water by 3 pm. ii) By considering the energy required to heat a liquid, determine the temperature of the water by 3 pm

A home has a solar water heater with water capacity of 19.9 US liquid gallons. Water is initially at 26 ℃. The solar water heater heats the water between 10 am and 3 pm. The average incident normal solar radiation on the solar collector during these hours is 450 W/m2, the collector has an area of 10 m2 and its efficiency is 70%. i)Calculate the power absorbed by the collector and the total quantity of heat transferred to the water by 3 pm. ii) By considering the energy required to heat a liquid, determine the temperature of the water by 3 pm

Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)

8th Edition

ISBN:9781305387102

Author:Kreith, Frank; Manglik, Raj M.

Publisher:Kreith, Frank; Manglik, Raj M.

Chapter2: Steady Heat Conduction

Section: Chapter Questions

Problem 2.39P: The tip of a soldering iron consists of a 0.6-cm- diameter copper rod, 7.6 cm long. If the tip must...

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