A transparent layer that transmits radiation to the absorber in flat plate collector is called ...................

• Black surface

• Glazing cover

• Collector

In solar water heater, water is heated by the solar thermal energy absorbed by .....................

• pumps or fans

• Flat plate collectors

• Storage tank

Name the solar device shown in the figure.

• Flat Plate Collector

• Solar Water Heater

• Solar Cell

Which part of flat plate collectors is coated in black?

• Transparent cover

• Absorber plate

• Insulation

A solar water heater system must

have

• Wind Turbine

• Gas

• A Storage Tank

The color black

• Reflects the wavelength of all colours

• Should be used to keep cool

• Absorbs the wavelength of all colours

The solar water heating system that uses pump or fans to transport the fluid heated by the collector to the storage unit

• Active solar water heating system

• Passive solar water heating system

• Synchronous solar water heating system

Solar water heating system circulate a heat transfer fluid through a collector and a heat exchanger which heats the water is called ............................

• Closed Loop System

• Open Loop System

• Short Loop System

Heat loss in liquid plate collectors can be overcome ............

• From provided tubes

• By the transparent cover

• By insulation

In what form is solar energy is radiated from the sun?

• Ultraviolet Radiation

• Infrared Radiation

• Electromagnetic Waves