Four identical bulbs each rated 100 watt...

Four identical bulbs each rated 100 watt, 220 volts are connected across a battery of emf 220 V as shown. The total electric power consumed by the bulbs is

75 watt

400 watt

300 watt

400/3 watt

Text Solution

Verified by Experts

The correct Answer is:

Topper's Solved these Questions

FULL TEST 1
RESONANCE ENGLISH|Exercise Exercise|30 Videos
FULL TEST 3
RESONANCE ENGLISH|Exercise Exercise|30 Videos

Similar Questions

Explore conceptually related problems

Four identical bulbs each rated 100 watt, 220 volts are connected across a battery as shown. The total electric power consumed by the bulbs is:

If two bulbs, both of rated power 100 W at 220 V, are connected in series with a 220 V supply, the total power consumed by the bulbs will be:

If two identical heaters each rated as (1000 W, 220V) are connected are connected in parallel to 220 V, then the total power consumed is .

Two electric bulbs rated P_(1) and P_(2) watt at V volt are connected in series across V volt mains then their total power consumption P is

Three 60 W, 120 V light bulbs are connected across a 120 V source as shown in figure. The total power dissipation in the three bulbs are

Bulb A and bulb B consume power 100 W and 60 W respectively when they are connected to a 220 V supply individually. The total power consumed by the bulbs if they are placed in series and then connected with the same supply is _________W.

Two identical electric lamps marked 500 W , 220 V are connected in series and then joined to a 110 V line. The power consumed by each lamp is

Two bulbs are marked 220 V - 100 W and 220 V - 50W . (i) Which bulb will produce more illumination if they are connected in parallel to a 220 V supply? (iii) Also find the total power consumed by both the bulbs in each of the two parts above.

Assertion : Two identical bulbs when connected across a battery, produce a total power P. When they are connected across the same battery in series total power consumed will be (P)/(4) . Reason : In parallel, P=P_(1)+P_(2) and in series P=(P_(1)P_(2))/(P_(1)+P_(2))

An electric heater and an electric bulb are rated 500W. 220V and 100W, 220V respectively. Both are connected in series to a 220V d.c. mains. Calculate the power consumed by (i) the heater ana (ii) electric bulb.

RESONANCE ENGLISH-FULL TEST 2-Exercise

AB is small object dipped in water at a depth of d. Its length is l. I...
Text Solution
|
A 10m long potentiometer wire has a resistance of 20 ohm. It is connec...
Text Solution
|
Four identical bulbs each rated 100 watt, 220 volts are connected acro...
Text Solution
|
Two cylindrical conductors A and B of same metallic material have thei...
Text Solution
|
The inductance between A and D is
Text Solution
|
Part of uranium decay series is shown .(92)U^(234) to .(90)Th^(234) ...
Text Solution
|
Two circular coils P & Q are coaxially & carry currents I1 and I2 resp...
Text Solution
|
A current carrying ring is placed in a horizontal plane. A charged par...
Text Solution
|
Two coherent ligh sources each of wavelength lambda are separated by a...
Text Solution
|
In a single-slit diffraction experiment, the width of the slit is made...
Text Solution
|
In the figure a part of electric circuit is given. The value of each r...
Text Solution
|
A parallel plate capacitor is charged to a potential difference V by a...
Text Solution
|
Find the equivalent capacitance of the circuit between the points 'A' ...
Text Solution
|
(a) Define the SI unit of capacitance.
Text Solution
|
Capacitance of a system of capacitors between points A and B shown in ...
Text Solution
|
Figure shows a part of network of a capacitor and resistors. The poten...
Text Solution
|
The minimum sum of the distances of a real object and a real image fro...
Text Solution
|
A man is standing at the edge of a 1m deep swimming pool, completely f...
Text Solution
|
Which graph(s) show(s) the correct distribution of potential (at the p...
Text Solution
|
If mu(1) and mu(2) are the refractive indices of the materials of core...
Text Solution
|