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Effect of Change of Pressure on State Change of Matter

Fill in the b...

Question

Fill in the blanks-
i. The SI unit of force is ……….. (dyne, newton, joule)
ii. The air pressure on our body is equal to the …………. pressure. (Atmospheric, sea bottom, space)
iii. The SI unit of pressure is ……………… $(N / m^{3}, N / m^{2}, k g / m^{2}, P a / m^{2})$

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Solution

i. Newton.
ii. Atmospheric pressure.
iii. $N / m^{2}$

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Q. Write the word in the blank space.
A. The SI unit of force is_________ (Dyne, Newton, Joule)
B. The air pressure on our body is equal to __________ pressure (Atmospheric, sea bottom, space)
C. For a given object, the buoyant force in liquids of different ________ is__________ (the same, density, different, area)
D. The SI unit of pressure is_______ (N/m³, N/m², kg/m², pa/m²)

Q. The SI unit of pressure is

N / m^{2}

.This unit is otherwise called ____________.

what is the difference between n/m²and pascal(p)?and what is the SI unit of pressure?

Q. The SI unit of pressure is
(a) kg/m³.
(b) kg/m².
(c) pascal.
(d) newton.

Pressure is determined as force per unit area of the surface.The SI unit of pressure,pascal is as shown below:

1Pa=1N m^-2

If mass of air at sea level is 1034 g cm^-2, calculate the pressure in pascal

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