WorksheetsFLUID MECHANICS TOPIC 1
Total questions: 20
Worksheet time: 41mins
One litre of water occupies a volume of
100 cm3
250 cm3
500 cm3
1000 cm3
Which of the followings are TRUE about liquid:
take the shape of the container
possess free surface
volume is constant compared to gas
strong cohesive bonds compared to bonds in gas and solid
The study of force which produces motion in a fluid is called as
fluid statics
fluid dynamics
fluid kinematics
none of the above
What do we call the the amount of force exerted on a certain area?
fluid
pressure
buoyant force
normal force
The density of water is ____ kg/m3.
1
1000
100
10
Which of the following is a fluid?
helium
copper
iron
gold
What is the formula for pressure?
P=A/F
P=FA
P=F/A
To calculate pressure you need to know ...
Force & Volume
Density & Volume
Power & Area
Force & Area
Any substance that can easily flows and therefore can easily change shape.
Fluid
Liquid
Gas
Solid
Definition gauge pressure is
The pressure due to atmosphere at the surface of the earth depends upon the head of the air above the surface
The pressure measured by using the pressure measuring equipment in which the atmospheric is taken as the datum
The sum of the atmospheric pressure and gauge pressures
The empty space where the pressure is zero.
Given the pressure of fluid is 170 kN/m2 and specific
weight is 6 kN/m3. Calculate the height of a fluid column.
1020 m
1000 m
28.33 m
2.83 m
formula specific volume, γ is =
(mass,m)/(volume,v) [kg/m-3 ]
(density of a substance )/(density of water )
(weight,W)/(volume,v)
(volume,v)/(mass,m)
If the mass and volume of air are 11.5 kg and 750 cm3 respectively. Calculate mass density,ρ
15333 N/m2
8625
0.01533
0.08625
Determine the specific weight,ω of fluid if the weight of fluid is 10N and the volume is 500cm3
0.005Nm3
5000 N/m3
20000 N/m3
0.02 Nm3
