Pressure

How to find Pressure

What is the SI unit of Pressure

• Newton

• Pascal

• Celcius

• Ampere

These are units if pressure, except..

• N/m

Pressure will decrease while the area is increase

• True

• False

which place has the highest pressure

• A

• B

• C

• D

Which has the greatest pressure

• A

• B

• C

• D

if weight of the rectangular block is 1800 newton. how much the pressure of block?

• 0.2 Pa

• 60 Pa

• 2100 Pa

• 648000 Pa

Which has the smallest pressure? if the force is same

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An object has a base area of 5 m2 and a pressure of 100 N/m2. What is the force acting on the object?

• 40 N

• 20 N

• 100 N

• 500 N

A nail is needed to connect two woods. if the pressure given is 200 N/mm2 and the force acting on the nail is 50 N , find the area of the nail that touch the wood?

• 0.1 mm2

• 0.25 mm2

• 1 mm2

• 5 mm2