1
You visited us
1
times! Enjoying our articles?
Unlock Full Access!
Byju's Answer
Standard XII
Chemistry
Frenkel Defect
Two metal pla...
Question
Two metal plates A and B are soldered together ad in fug. A=100cm^2, x1=x2=4mm,T1=120°C,T2=0°C. Thermal conductivity of A and B are 50 and 80 W/mK. The temperature of the soldered junction is
Open in App
Solution
Suggest Corrections
0
Similar questions
Q.
A beam is made of two identical metal flats soldered together. What is the ratio of stiffness of this beam to the stiffness of a beam in which the two flats are not soldered and which acts independently?
Q.
Solder is used for joining two metal surfaces together. Solder is a mixture of lead and tin. Can two metals be separated by distillation?
Q.
The ends Q and R of two thin wires, PQ and RS, are soldered (joined) together. Initially each of the wires has a length of
1
m
at
10
∘
C
. Now the end P is maintained at
10
∘
C
, while the end S is heated and maintained at
400
∘
C
. The system is thermally insulated from its surroundings. If the thermal conductivity of wire PQ is twice RS and the coefficient of linear thermal expansion of PQ is
1.2
×
10
−
5
K
−
1
, the change in length of the wire PQ is
Q.
Two
metal cubes A and B of same
size are arranged as shown in figure. The extreme ends of the combination are maintained at the indicated temperatures. The arrangement is thermally insulated. The coefficients of thermal conductivity of A and B are 300 W/m
∘
C
,and 200 W/m
∘
C
, respectively. After steady state is reached the temperature T of the interface will be ….
Q.
Two plates
A
and
B
of equal surface area are placed one on top of the other to form a composite plate of the same surface area. The thickness of
A
and
B
are
4.0
cm and
6.0
cm respectively. The temperature of the exposed surface of plate
A
is
−
10
o
C and that of the exposed surface of plate B is
10
0
C. Neglect heat loss from the edges of the composite plate, the temperature of the contact surface is
T
1
if the plates A and B are made of the same material and
T
2
if their thermal conductivities are in the ratio
2
:
3
then
View More
Join BYJU'S Learning Program
Grade/Exam
1st Grade
2nd Grade
3rd Grade
4th Grade
5th Grade
6th grade
7th grade
8th Grade
9th Grade
10th Grade
11th Grade
12th Grade
Submit
Related Videos
Frenkel Defect
CHEMISTRY
Watch in App
Explore more
Frenkel Defect
Standard XII Chemistry
Join BYJU'S Learning Program
Grade/Exam
1st Grade
2nd Grade
3rd Grade
4th Grade
5th Grade
6th grade
7th grade
8th Grade
9th Grade
10th Grade
11th Grade
12th Grade
Submit
Solve
Textbooks
Question Papers
Install app