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प्रश्न
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उत्तर
संबंधित प्रश्न
State the characteristics required in a material to be used as an effective fuse wire.
How is a fuse put in an electric circuit?
Describe with the aid of a diagram some form of a fuse which is used in the electric lighting circuit of a house. Give two reasons why a fuse must not be replaced by an ordinary copper wire.
Two fuse wire of same length are rated 5 A and 20 A. Which of the two is thicker?
Explain the significance of kWh meter, main switch and main fuse in house-circuiting.
(a) Name the electrical appliance shown in the diagram below.
(b) Name the material of the wire used in this device.
(c) Name two important characteristics of this wire.
Identify the option that displays the correct wiring with correct colour code:
State the purpose of using a fuse in a circuit.
'A fuse is rated 8 A'. Can it be used with an electrical appliance of rating 5 kW, 200 V?
Why is it not advisable to use a piece of copper wire as fuse wire in an electric circuit?
