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Electrician
Electrician Set-1
Electrical Appliances
35

Electrical Appliances MCQ - Electrician (Set-1) with Answers

35) Which among the following is the temperature regulating component of an automatic electric iron ?

Heating element

Sole-plate

Thermostat

Pressure plate

Answer is:

Thermostat

Electrical Appliances MCQ - Electrician (Set-1) with Answers

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Related Electrical Appliances MCQ - Electrician (Set-1) with Answers

36) Which one of the following is the required size of Nichrome wire for a heating element of 1000 watts, 230 V heater at 500 degree C ?

18 SWG

19 SWG

20 SWG

24 SWG

Answer is:

24 SWG

37) What is the material used in between the outer casing and the inner tank of a geyser ?

Air

Mica

Glass wool

Asbestos

Answer is:

Glass wool

38) Why is it necessary to fill the space between the outer casing and the inner tank of water heater with glass wool ?

To prevent damage of inner tank during transit

Corrosion protection for the inner tank

To prevent heat loss of the hot water

The protect the heating element against mechanical damage

Answer is:

To prevent heat loss of the hot water

39) The space between the outer casing and the inner tank of storage water heater is fitted with the heat insulation materials is

asbestos

glass

mica

rubber

Answer is:

glass

Electrical Appliances MCQ - Electrician (Set-1) with Answers

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