To which wire of a cable in a power circuit should the metal case of a geyser be connected?

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Solution

The metal case of a geyser must be connected to the green wire, which is an earthed wire, of the cable in a power circuit.

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Similar questions

A power circuit uses a cable having three different wires.

(a) Name the three wires of the cable.

(b) Between which of the two wires should the heating element of an electric geyser be connected?

(d) To which wire should the switch and fuse be connected?

Which one of the following statements is not true ?

(a) In a house circuit, lamps are used in parallel.

(b) Switches, fuses adn circuit breakes should be placed in the neutral wire

(d) When connecting a three-core cable to a 13 A three-pin plug, the red wire goes to the live pin.

To which of the three connecting wires in a household circuit should the switch be connected?

Write true or false for each statement:

(a) A fuse wire has a high melting point.

(b) Flow of protons constitutes electric current.

(d) S.I. unit and commercial unit of electrical energy are same.

(e) Overloading of electric current in circuits can lead to short circuiting.

(f) Our body can pass electricity through it.

(g) The metallic cases of all appliances are insulators of electricity.

(h) The earth wire protects us from an electric shock.

(i) A switch should not be touched with wet hands.

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(k) In a cable,the green wire is the live wire.

(l) A fuse is connected to the live wire.

(m) A switch is connected to the neutral wire.

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