Pressure at free surface of a water lake is P₁, while at a point at depth h below it's free surface is P₂. (a) How are P₁ and P₂ related ? (b) Which is more P₁ or P₂ ?

How does the liquid pressure on a diver change if —

(i) the diver moves to the greater depth, and

(ii) the diver moves horizontally ?

Name two applications of Pascal's law.

Complete the following sentences —

(a) Pressure at a depth h in a liquid of density ρ is ___ .

(b) Pressure is in all directions about a point in a liquid.

(c) Pressure at all points at the same depth is _.

(d) Pressure at a point inside a liquid is __ to it's depth.

(e) Pressure of a liquid at a given depth is _ to the density of liquid.