For a plane wall of thickness l with uniformly distributed heat generation q g per unit volume, the temperature t 0 at mid plane is given by

For a plane wall of thickness l with uniformly distributed heat gener

1.	For a plane wall of thickness l with uniformly distributed heat generation q g per unit volume, the temperature t 0 at mid plane is given by
A.	t 0 = q g l 2/2k +t w
B.	t 0 = q g l 2/4k +t w
C.	t 0 = q g l 2/8k +t w
D.	t 0 = q g l 2/16k +t w
Answer» D. t 0 = q g l 2/16k +t w

Discussion

No Comment Found

Related MCQs

In case when both the surfaces of plane wall are at different temperature, we get an expression i.e.T MAX – T W2 /T W1 – TW2 = (B + 1)2/4BWhat is the value of B?
Suppose heat is conducted due to electronsWhere, i = I/A and p is the resistivity, then
The rear window of an automobile is made of thick glass i.e. AB = 5 mm and thermal conductivity is 0.8 W/m degree. To defrost this window, a thin transparent film type heating element has been fixed to its inner surface. For the conditions given below, determine the electric power that must be provided per unit area of window if a temperature 5 degree Celsius is maintained at its outer surface. Interior air temperature and the corresponding surface coefficient are 20 degree Celsius and 12 W/m2 degree. Surrounding air temperature and the corresponding surface coefficient are – 15 degree Celsius and 70 W/m2 degree. Electric heater provides uniform heat flux
There occurs heat conduction and internal heat generation at uniform rate within the conduction medium itself in the following cases(i) Drying of concrete(ii) Chemical processes(iii) Fuel elements in a nuclear reactionChoose the correct option
Consider a slab of thickness δ with one side (x = 0) insulated and other side (x = δ) maintained at constant temperature. The rate of uniform heat generation within the slab is q g W/m3. Presuming that the heat conduction is in steady state and one dimensional along x direction, the maximum temperature in the slab would occur at x equal
For a plane wall of thickness l with uniformly distributed heat generation q g per unit volume, the temperature t 0 at mid plane is given by
Notable example of uniform generation of heat within the conducting medium are(i) Energy of a nuclear reactor(ii) Liberation of energy due to some exothermic chemical reactions(iii) Resistance heating in electrical appliancesWhich of the statements made above are correct?
If Q X is heat generated in at distance ‘x’, then heat conducted out at a distance (x + d x) will be
SUPPOSE_HEAT_IS_CONDUCTED_DUE_TO_ELECTRONS?$
In_case_when_both_the_surfaces_of_plane_wall_are_at_different_temperature,_we_get_an_expression_i.e.$

For a plane wall of thickness l with uniformly distributed heat generation q g per unit volume, the temperature t 0 at mid plane is given by

Discussion

No Comment Found

Related MCQs

Reply to Comment