Which of the following metals are used to make pipes of low cost solar water heating system?

Related MCQs

• How is water heated in a direct solar water heating system?
• How is the heat transferred from transfer fluid to potable water in indirect solar water heating systems?
• Which of the following determines complexity and size of solar water heating system?
• Which of the following is an example of direct solar water heating system?
• What is freeze protection in a solar water heating system?
• What are drainback systems in solar water heating system?
• Direct solar water heating systems              
• What is solar water heater?
• What kind of wave is formed in organ pipes?
• A radiant heating lamp has a surface temperature of 1000 K with ε = 0.8. How large a surface area is needed to provide 250 W of radiation heat transfer?