Some electric bulbs are connected in ser...

Some electric bulbs are connected in series across a 220 V supply in a room. If one bulb is fused, then remaining bulbs are connected again in series (after removing the fused bulb) across the same supply. The illumination in the room will

increase

decrease

remains the same

not continous

Text Solution

Verified by Experts

The correct Answer is:

Topper's Solved these Questions

HEATING EFFECT OF CURRENT
CENGAGE PHYSICS ENGLISH|Exercise Calculating Thermal Power in Resistance|14 Videos
GEOMETRICAL OPTICS
CENGAGE PHYSICS ENGLISH|Exercise Integer Type|4 Videos
INDUCTANCE
CENGAGE PHYSICS ENGLISH|Exercise Concept Based|8 Videos

Similar Questions

Explore conceptually related problems

Some electric bulbs are connected in series across a 220 V supply in a room. If one bulb is fused then remaining bulbs are connected again in series across the same supply. The illumination in the room will

40 electric bulb are connected in series across a 220 V supply. After one bulb is fused the remaining 39 are connected again in series across the same supply. The illumination will be

Two bulbs, when connected in series, are brighter than a single bulb.

Ten 60 W, 220 V bulbs are connected in series to 220 V supply . Power consumed in the circuit is

An electric bulb marked 25 W and 100 V is connected across 50 V supply . Now its power is .

n identical bulbs are connected in series and illuminated by a power supply . One of the bulbs gets fused. The fused bulb is removed , and the remaining bulbs are again illuminated by the same power supply. Find the fractional change in the illuminated of (a) all the bulbs and (b) one bulb.

If two bulbs of 25 W and 100 W rated at 220 V are connected in series across a 440 V supply, will both the bulbs fuse ? If not which one ?

Two electic bulbs marked 25 W -220 V and 100 W - 220 V are connected in series to a 440 V supply. Which of the bulbs will fuse?

How much current will the bulb draw, if connected to a 250 V supply?

3 identical bulbs are connected in series and these together dissipate a power P . If now the bulbs are connected in parallel, then the power dissipated will be

CENGAGE PHYSICS ENGLISH-HEATING EFFECT OF CURRENT-Thermal Power in Resistance Connected in Circuit

Electric bulb 50 W 100 V glowing at full power are to be used in paral...
Text Solution
|
What will happen when a 40 watt 220 volt lamp and 100 watt-220 volt la...
Text Solution
|
Some electric bulbs are connected in series across a 220 V supply in a...
Text Solution
|
Two bulbs X and Y having same voltage rating and of power 40 watt and ...
Text Solution
|
In the circuit shown in Fig. 7.39, the heat produced in the 5 Omega re...
Text Solution
|
Water boils in an electric kettle in 15 minutes after switching on. If...
Text Solution
|
In the circuit as shown in the figure, the heat produced by 6 ohm resi...
Text Solution
|
The resistance of a heater coil is 110 Omega. A resistance R is connec...
Text Solution
|
Four identical electrical lamps are labelled 1.5 V 0.5 A which describ...
Text Solution
|
If the cell of emf 5 volt shown in the figure gives a power of 10W. Q,...
Text Solution
|
Consider the circuit in the figure. (a) how much energy is absorb...
Text Solution
|
In figure , battery of emf E has internal reistance r and a variable r...
Text Solution
|
Two identical electric lamps marked 500 W, 220 V are connected in seri...
Text Solution
|
Figure 7.37 shows a network of three resistances. When some potential...
Text Solution
|
If the length of the filament of a heater is reduced by 10%, the power...
Text Solution
|
The resistance of the filament of a lamp increases with the increase i...
Text Solution
|
In the following circuit, 18Omega resistor develops 2J/sec due to curr...
Text Solution
|
For ensuring dissipation of same energy in all three resistors (R(1), ...
Text Solution
|
The resistance of the filament of an electric bulb changes with temper...
Text Solution
|
An electric bulb rated for 500 W at 100 V is used in a circuit having ...
Text Solution
|