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प्रश्न
Why is the heating coil placed in a circular porcelain plate in an electric stove?
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उत्तर
The procelain plate (i) is bad conductor of electricity (ii) does not melt till 1000°C.
संबंधित प्रश्न
Name the color code of the wire which is connected to the metallic body of an appliance.
Write true or false
Overloading of electric current in circuits can lead to short circuiting.
A switch is connected to the .......... wire.
The red colour insulated wire in a cable is the .............. wire.
All wires used in electric circuits should be covered with
State the colour coding of the three wires in a cable used for
State the colour coding of wires in the flexible lead used for connecting the appliances to the mains in a house circuiting.
Why is the filament in an electric bulb coiled?
What will happen if switch is connected in ‘neutral wire’?
Name the colour code of the wire which is connected to switch for the appliance.
