Question

Find an expression for pressure at a depth h inside a liquid of density d

Answer 1

nA child is standing at the edge of a straight highway watching her grandparents' car driving away at a constant 21.6 m/s. The air is perfectly clear and steady, and after 11.5 minutes the car's two taillights (646 nm) appear to merge into one. Assuming the diameter of the child's pupils is 5.60 mm, calculate the width of the car....

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Answer 2

The expression for pressure at depth h inside a liquid of density d is hdg.

where,

h is the height/depth of the liquid,

d is the density of the liquid,

g is the acceleration due to gravity.

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