Concept Of Pressure 9 Question Preview (ID: 51227)


We Are Going To Define Pressure And How Does Pressure Affected By Force And Area. TEACHERS: click here for quick copy question ID numbers.

the cutting ability of a scissors increases:
a) as its edges becomes thinner
b) as its edges becomes thicker
c) as its edges becomes brighter
d) none of the above

Eiffel tower has a mass of 7300000 kgrests on four feet then its pressure is highest when the area of each foot is
a) 25 square meter
b) 20 square meter
c) 5 square meter
d) 10 square meter

As the head of the pin becomes sharp then it needs:
a) High pressure to press it
b) little pressure to press it
c) No need to sharp it to decrease the pressure
d) None of the above choices

It is easier to move on snow with skis because:
a) The area of skis is greater than that of shoes
b) The weight of skier remains the same
c) The area of shoes is smaller than that of skis
d) All the above choices

The deflation of tires of car in order to move on snow:
a) Increases the area of contact with sand
b) Keeping same weight of the car
c) Decreases the pressure of the car
d) All the above choices

The formula of pressure is:
a) P=S/F
b) P=SxF
c) A P= F - S
d) P = F/A

Theunit of pressure is :
a) Pascal
b) Newton
c) Kg
d) Dynes

Pascal is equals
a) N x mxm
b) N/mxm
c) mxm/N
d) N/m

: The pressure is:
a) Proportional to the force applied
b) Inversely proportional to cross sectional area
c) : Proportional to the force applied Inversely proportional to cross sectional area
d) All the above choices

A skier when uses skis leaves deep feet prints:
a) Same as walking with shoes
b) More than that walking with shoes
c) Less than that walking with sho
d) None of the above choices

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