1.

It is said that fins can take a variety of forms(i) Longitudinal fins of rectangular cross section attached to a wall(ii) Cylindrical tubes with radial fins(iii) Conical rod protruding from a wallIdentify the correct statement

A. 1 only
B. 1 and 2
C. 2 and 3
D. 1, 2 and 3
Answer» E.


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