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Standard XI
Physics
Thermal Resistance
Thermal condu...
Question
Thermal conductivity (
k
) depends on the material, and not the dimensions and mass of the body.
A
False
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B
True
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Solution
The correct option is
B
True
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Similar questions
Q.
Heat current depends on thermal conductivity, area, temperature difference and dimension of object
Q.
The thermal conductivity of a rod depends on
(a) length
(b) mass
(c) area of cross section
(d) material of the rod
Q.
________ depends on mass and kind of material of the body.
Q.
__________ depends on mass and kind of material of the body.
Q.
Statement 1 : Equivalent thermal conductivity of two rods of same physical dimensions and having same thermal conductivity
(
k
)
connected to each other in parallel combination is equal to
k
.
Statement 2 : Equivalent thermal conductivity of two rods of same physical dimensions and having same thermal conductivity
(
k
)
, connected to each other in series combination is equal to
k
.
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