Six identical cunducting rods are joined...

Six identical cunducting rods are joined as shown in Fig. Points A and D are maintained at temperatures `200^@C` and `20^@C` respectively. The temperature of junction B will be

`120^(@)C`

`100^(@)C`

`140^(@)C`

`80^(@)C`

Text Solution

Verified by Experts

The correct Answer is:

Topper's Solved these Questions

COMMUNICATION SYSTEM
DC PANDEY|Exercise Only One Option is Correct|27 Videos
ELASTICITY
DC PANDEY|Exercise Medical entrances s gallery|21 Videos

Similar Questions

Explore conceptually related problems

Five identical rods are joined as shown in figure. Point A and C are maintained at temperature 120° C and 20° C respectively. The temperature of junction B will be

Two identical rods are joined at their middle points The ends are maintained at constant temperatures as indicated Find the temperature of the junction .

Three rods AB, BC and BD having thermal conductivities in the ratio 1:2:3 and lengths in the ratio 2:1:1 are joined as shown in Fig. The ends A, C and D are at temperature T_1 , T_2 and T_3 respectively Find the temperature of the junction B. Assume steady state.

Three rods AB, BC and AC having thermal resistances of 10 units, 10 units and 20 units, respectively, are connected as shown in the figure. Ends A and C are maintained at constant temperatures of 100^@C and 0^@C , respectively. The rate at which the heat is crossing junction B is

In the figure ABC is a conducting rod whose lateral surfaces are insulated. The length of the section AB is one-half of that of BC, and the respective thermal conductivities of the two sections are as given in the figure. If the ends A and C are maintained at 0^(@)C and 70^(@)C respectively, the temperature of junction B in the steady state is

Three rods are made from the same material and having the same cross-sectional area and length have been joined as shown in the figure. The left end and right end are kept 0^@C and 100^@C , respectively . The temperature of the junction of three rods will be

Two identical conducting rods AB and CD are connected to a circular conducting ring at two diametrically opposite points B and C, the radius of the ring is equal to the length of rods AB and CD. The area of cross-section, thermal conductivity of the rod and ring are equal. points A and D are maintained at temperatures of 100^(@)C and 0^(@)C . temperature at poimt C will be

Two rods of same dimensions, but made of different materials are joined end to end to end with their free end being maintained at 100^(@)C and 0^(@)C respectively. The temperature of the junction is 70^(@)C . Then the temperature of the junction if the rods are inerchanged will be equal to T^(@)C Find T :

A rod CD of thermal resistance 10.0KW^(-1) is joined at the middle of an identical rod AB as shown in figure. The ends A, B and D are maintained at 200^(@)C , 100^(@)C and 125^(@)C respectively. The heat current in CD is P watt. The value of P is __________.

Three rods made of the same material and having the same cross-section have been joined as shown in the figure. Each rod is of the same length. The left and right ends are kept at 0^@C and 90^@C , respectively. The temperature of junction of the three rods will be (a) 45^@C (b) 60^@C (c) 30^@C (d) 20^@C .

DC PANDEY-CURRENT ELECTRICITY-All Questions

Pressure versus temperature graph of an ideal gas of equal number of m...
Text Solution
|
In the P-V diagram shown in figure ABC is a semicircle. The work done ...
Text Solution
|
Six identical cunducting rods are joined as shown in Fig. Points A and...
Text Solution
|
A thermodynamic system undergoes cyclic process ABCDA as shown in figu...
Text Solution
|
At room temperature, the rms speed of the molecules of a certain diato...
Text Solution
|
70 calories of heat required to raise the temperature of 2 moles of an...
Text Solution
|
If one mole of a monatomic gas (gamma=5/3) is mixed with one mole of a...
Text Solution
|
A cylinder of radius R made of a material of thermal conductivity K1 i...
Text Solution
|
The temperature of an ideal gas is increased from 120 K to 480 K. If a...
Text Solution
|
A spherical black body with a radius of 12 cm radiates 450 watt power ...
Text Solution
|
A faulty thermometer reads 5^@ C melting ice and 99^@ C in steam. Find...
Text Solution
|
The efficiency of a Carnot's engine at a particular source and sink te...
Text Solution
|
What must be the lengths of steel and copper rods at 0^(@)C for the di...
Text Solution
|
Earth receives 1400 W//m^2 of solar power. If all the solar energy fal...
Text Solution
|
A thin rod of negligible mass and a cross-section of 2 xx 10^(-6) m^(2...
Text Solution
|
A gas at the temperature 250 K is contained in a closed vessel. If the...
Text Solution
|
A certain amount of ideal monoatomic gas undergoes a process given by ...
Text Solution
|
A rod of length 1000 mm and co-efficient of linear expansion alpha = ...
Text Solution
|
One mole of a diatomic ideal gas undergoes a cyclic process ABC as sho...
Text Solution
|
A copper block of mass 2.5 kg is heated in a furnace to a temperature ...
Text Solution
|