4. Renewable Energy
Solar Thermal — Quiz
Test your understanding of solar thermal with 5 practice questions.
Practice Questions
Question 1
Which material property determines the amount of heat a sensible storage medium can store per unit mass?
Question 2
A water storage tank contains 500 kg of water (specific heat = 4186 J/kg·K). If the water is heated from 20 °C to 80 °C, how much energy (in MJ) is stored?
Question 3
A flat-plate solar collector is tilted at 45° to the horizontal and receives a direct normal irradiance of 800 W/m². What is the effective incident irradiance on the collector surface?
Question 4
Which advantage do evacuated tube collectors have over flat-plate collectors?
Question 5
In a thermosiphon solar water heating system, fluid circulation is driven by: