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Electrical Conductivity

Question 23 I...

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Question 23
In Fig 4.1 you find that the bulb glows when an iron nail is placed between two ends of the wire. Complete the following sentences on the bases of this fact.

(a) is a metal.
(b) Metals are good of electricity.

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Solution

(a) Iron is a metal.
(b) Metals are good conductor of electricity.

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Q. Question 23
In Fig 4.1 you find that the bulb glows when an iron nail is placed between two ends of the wire. Complete the following sentences on the bases of this fact.

(a) __________ is a metal.
(b) Metals are good __________ of electricity.

Q. In Figure you find that the bulb glows when an iron nail is placed between two ends of the wire. Complete the following sentences on the basis of this fact.
(a) __________is a metal.
(b) Metals are good_________ of electricity.

In figure you find that the bulb glows when an iron nail is placed between two ends of wire. Answer the following on the bases of this fact.

Q. If in Fig. 4.1 iron nail is replaced by a wooden stick, will the bulb glow or not? Justify your answer.

Question 4

Complete the drawing shown in Fig. to indicate where the free ends of the two wires should be joined to make the bulb glow.

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