If the normal filament in a bulb is replaced with a thicker one, what will happen?
(i) Will melt quickly
(ii) Can withstand more current
(iii) Will glow brighter
(iv) Will glow dimmer

(i) and (iii)

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(i) and (iv)

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(ii) and (iii)

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(ii) and (iv)

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Solution

The correct option is D (ii) and (iv)

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Similar questions

Q. Study the circuit given below.
figure

If a second cell is connected in series with the first cell, what would happen to bulbs 1 and 2?
(a) They will continue to glow as before.
(b) Bulb 1 will glow brighter as it is closer to the cell.
(c) Bulb 2 will become dimmer.
(d) Both will glow brighter than before.

Q. Statement 1: It is observed that sometimes a bulb glows brighter and sometimes it glows dim.

Statement 2: Glowing brighter and dimmer depends on heating effect of current. More current produces more heating effect making the bulb glow brighter and vice-versa.

What will happen to the resistance of the filament when the bulb glows?

Question 20.
In an attempt to demonstrate electrical conductivity through an electrolyte, the following apparatus ( see the figure ) was set up.

Which among the following statement(s) is/ are correct?
(i) Bulb will not glow because electrolyte is not acidic.
(ii) Bulb will glow because NaOH is a strong base and furnishes ions for conduction.
(iii) Bulb will not glow because circuit is incomplete.
(iv) Bulb will not glow because it depends upon the type of electrolytic solution.

(a) (i) and (iii)
(b) (ii) and (iv)
(c) (ii) only
(d) (iv) only

Q. In which of the following solutions the bulb will glows brighter?

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If the normal filament in a bulb is replaced with a thicker one, what will happen? (i) Will melt quickly (ii) Can withstand more current (iii) Will glow brighter (iv) Will glow dimmer

The correct option is D (ii) and (iv)

If the normal filament in a bulb is replaced with a thicker one, what will happen?
(i) Will melt quickly
(ii) Can withstand more current
(iii) Will glow brighter
(iv) Will glow dimmer