Consider the following statements:The Fourier heat conduction equationQ = -k A d t /d xPresumesi) Steady state conditionsii) Constant value of thermal conductivityiii) Uniform temperature at the wall surfaceiv) One dimensional heat flowWhich of these statements are correct?

Consider the following statements:The Fourier heat conduction equation

1.	Consider the following statements:The Fourier heat conduction equationQ = -k A d t /d xPresumesi) Steady state conditionsii) Constant value of thermal conductivityiii) Uniform temperature at the wall surfaceiv) One dimensional heat flowWhich of these statements are correct?
A.	1, 2 and 3
B.	1, 2 and 4
C.	2, 3 and 4
D.	1, 3 and 4
Answer» E.