In the following graph what does the straight line represent?.

1.	In the following graph what does the straight line represent?.
A.	Relation between annual charge and the area of cross section.
B.	Relation between annual cost of energy wasted and area of cross section.
C.	Both (a) and (b).
D.	None of these.
Answer» B. Relation between annual cost of energy wasted and area of cross section.

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In the following graph what does the straight line represent?.

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