The heat transfer by conduction through a thick sphere is given by – McqOptions

MCQOPTIONS

1.	The heat transfer by conduction through a thick sphere is given by
A.	Q = 2πkr1 r2 (T1 - T2)/ (r2 - r1)
B.	Q = 4πkr1 r2 (T1 - T2)/ (r2 - r1)
C.	Q = 6πkr1 r2 (T1 - T2)/ (r2 - r1)
D.	Q = 8πkr1 r2 (T1 - T2)/ (r2 - r1)
Answer» C. Q = 6πkr1 r2 (T1 - T2)/ (r2 - r1)

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