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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
The earth wire protects us from an electric shock.
A switch is connected to the neutral wire.
With which wire: live or neutral is the fuse wire connected?
What is meant by a ring circuit in house wiring?
State the colour coding of wires in the flexible lead used for connecting the appliances to the mains in a house circuiting.
Why is that the same current flowing through the bulb heats up the filament, while the leads are not heated up?
Where is a fuse placed in an electrical circuit? Name a material suitable for making a fuse wire.
According to the old convention, the colour of the earth wire is ______.
What is the colour code for the insulation on the neutral?
A power circuit uses a cable having three different wires. To which wire should the switch and fuse be connected?
