Figure 7.37 shows a network of three re...

Figure `7.37` shows a network of three resistances. When some potential difference is applied across the network , thermal powers dissipated by `A, B and C` are in the ratio

`2:3:4`

`2:4:3`

`4:2:3`

`3:2:4`

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

Potential difference across AB in the network shown in figure.

Three identical resistors are connected in series . When a certain potential difference is applied across the combination , the total power would be dissipated is 27 W . How many times the power would be dissipated if the three resistors were connected in parallel across the same potential difference ?

When some potential differece is maintained between A and B, current I enters the network at A and leaves at B

The figure shows a network in which the cell is deal and it has an emf E. The potential difference across the resistance 2R is

In the network shown in given figure, find the potential difference across BD

Three voltmeters all having different resistance, are joined as shown. When some potential difference is applied acros A and B , their readings are V_1,V_2 and V_3. Then

In the circuit shown some potential difference is applied between A and B. The equivalent resistance between A and B is R. Then

In the circuit shown in fig. some potential difference is applied between A and B. The equivalent resistance between A and B is R.

A, B and C are voltmeters of resistances R, 1.5R and 3R respectively. When some potential difference is applied between x and y the voltmeter readings are V_A, V_B and V_C, then

Three ammeters A,B , and C of resistances R_A,R_b and R_C respectively are joined as shown. When some potential difference is appllied across the terminals T_1 and T_2 their readings are I_A,I_B and I_C respectively Then,

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

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
|
In the following circuit, 5Omega resistor develops 45 J/s due to curre...
Text Solution
|
Consider a resistor of uniform cross-sectional area connected to a bat...
Text Solution
|
A variable current flows through a 1Omega resistor for 2 s. Time depe...
Text Solution
|