raw a block diagram of a domestic central heating system which has the following elements: (a) A thermostat which has a dial which is set to the required temperature and has an input of the actual temperature in the house and which operates as a switch and gives an output electrical signal which is either on or off. (b) A solenoid valve which has the input of the electrical signal from the thermostat and controls the flow of oil to the central heating furnace. (c) A heating furnace where the input is the flow of oil and the output is heat to the rooms via water flowing through radiators in the house. (d) The rooms in the house w
Draw a block diagram of a domestic central heating system which has the following elements:
(a) A thermostat which has a dial which is set to the required temperature and has an input of the actual temperature in the house and which operates as a switch and gives an output electrical signal which is either on or off.
(b) A solenoid valve which has the input of the electrical signal from the thermostat and controls the flow of oil to the central heating furnace.
(c) A heating furnace where the input is the flow of oil and the output is heat to the rooms via water flowing through radiators in the house.
(d) The rooms in the house where the input is the heat from the radiators and the output is the temperature in the rooms.
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