Thrust and Pressure

The S.I. unit of pressure is

The tip of a drawing pin has an area of $0.01 {\mathrm{mm}}^2$. The pressure exerted is $p\times {10}^9$, if a force of $20 \mathrm{N}$ is applied by it. Find the value of $p$.

_____ (pressure/thrust) force acting perpendicularly on any given surface area of a body.

Following question contain four steps. Fill in the blank on right side according to left side step.

Force : Newton :: Air pressure :_____

The weight of an elephant is $25000 \mathrm{Newtons}$. If the area of the soles of his feet is $0.25 \mathrm{square} \mathrm{meters}$, then calculate the pressure exerted by him.

What will be the pressure at depth of $50 \mathrm{meter}$. from surface of sea? (density of sea water$= 1.01 \mathrm{x} {10}^3 \mathrm{kg}/{\mathrm{m}}^3, \mathrm{g}= 10 \mathrm{m}/{\sec }^2$)

What is S.I unit of pressure?

Normal force acting upon per unit area.

Normal force acting upon a surface is called _____.

Force per unit area is called-

The unit of pressure is

When weight of a body is greater than buoyancy of liquid the body _____.

S.I. unit of pressure is _____ (pascal / newton).

_____ is defined as perpendicular force acting upon a surface.

Camel can walk more easily on sand than man. Why?

Why is it difficult to hold a bag having strap made of thin and strong string?

In which direction do fluids exert pressure?

Define one pascal.

How is thrust related to pressure?

State the SI unit of : thrust.