3.
me(2 mkandle
The diagram below shows the essential features of a solar heating panel. A sm...
3.
me(2 mkandle
The diagram below shows the essential features of a solar heating panel. A small electric pump circulates the
liquid through the pipes.
Glass plate
Metal plate
Pipes
Air space
Material fibre glass
State briefly why:
The pipes and metal plates are blackened.
(ii) There is a material fibre glass on the panel.
(1mk)
(1mk)
Answers: 1
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