An oil tank of height 6 m is half-filled with oil and the air above it exerts a pressure of 200 kPa on the upper surface. The density of oil varies according to the given relation:

What will be the percentage error in the calculation of the pressure at the base of the tank if the density is taken to be a constant equal to 800?

An oil tank of height 6 m is half-filled with oil and the air above it

1.	An oil tank of height 6 m is half-filled with oil and the air above it exerts a pressure of 200 kPa on the upper surface. The density of oil varies according to the given relation:
A.	What will be the percentage error in the calculation of the pressure at the base of the tank if the density is taken to be a constant equal to 800?
B.	0.01
C.	0.05
D.	0.10
E.	0.15
Answer» B.

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An oil tank of height 6 m is half-filled with oil and the air above it exerts a pressure of 200 kPa on the upper surface. The density of oil varies according to the given relation:

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