CBSE Class 9 Answered
Radiating surface
Asked by fathima12 | 19 Jan, 2010, 10:06: PM
Expert Answer
The radiating surface is the CSA of the object.
For the pipe, it's 2πRL = 2(3.14)(2.5/100)(28) = 4.4 m2
For a cube of side x, it's 6x2.
Regards,
Team,
TopperLearning.
Answered by | 19 Jan, 2010, 10:17: PM
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