MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Lighting Effect of Electric Current

A 50W,220V bu...

Question

A 50W,220V bulb is connected in series with a room heater across the mains .If the 50W bulb is replaced by 100W,220Vbulb,then heater output will be

Open in App

Solution

Suggest Corrections

thumbs-up

0

Similar questions

50 W

bulb connected in series with a heater coil is put to an AC mains. Now the bulb is replaced by a

100 W

bulb. The heater output will

Q. Assertion :A

60 W

bulb is connected in series with a room heater and combination is connected across the mains. If the

60 W

is replaced by a

100 W

bulb, the heat produced by the heater will be more. BECAUSE Reason: The heat produced in inversely proportional to resistance when the resistances are connected in series across the mains.

Q. A heater joined in series with a

3 W

bulb is connected to the mains. If the

3 W

bulb is replaced by a

11 W

bulb, the heat produced by the heater is

Q. Assertion :A

60 W

bulb is connected in parallel with a room heater and this combination is connected across the mains. If the

60 W

bulb is replaced by a

100 W

bulb, the heat produced by the heater will be more . BECAUSE Reason: When resistances are connected in parallel across the mains, the heat produced is inversely proportional to the resistance

Q. The wattage rating of a light bulb indicates the power dissipated by the bulb if it is connected across

110 V

DC potential difference. If a

50 W

100 W

bulb are connected in series to a

110 V

DC source, how much power will be dissipated in the

50 W

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Lighting Effect of Electric Current

PHYSICS

Watch in App

explore_more_icon

Explore more

Lighting Effect of Electric Current

Standard X Physics

Join BYJU'S Learning Program

CrossIcon