SaraNextGen Study App [2023-24]
Last Updated On [03-11-2023]

Three bulbs  and  are connected to the main as shown in figure. How will the brightness of bulb  be affected if or  are disconnected from the circuit? 

a)

Bulb  become brighter

b)

Bulb  become dimmer

c)

No change occurs in the brightness

d)

Bulb  becomes brighter if bulb  is disconnected and dimmer if bulb is disconnected.


Question ID - 151045 :-

Three bulbs  and  are connected to the main as shown in figure. How will the brightness of bulb  be affected if or  are disconnected from the circuit? 

a)

Bulb  become brighter

b)

Bulb  become dimmer

c)

No change occurs in the brightness

d)

Bulb  becomes brighter if bulb  is disconnected and dimmer if bulb is disconnected.

1 Answer
5876 Votes
3537

Answer Key : (b) -

(b)

If  is disconnected, resistance is increased. Due to which current in the circuit is decreased. Therefore bulb  will become dimmer.



Next Question :

The  junction diode is used as

a)

An amplifier

b)

A rectifier

c)

An oscillator

d)

A modulator


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