Chapter 3 ( 2nd sec ) quiz 1

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All of the following is considered to be a characteristic of streamline except
They intersect
There number is constant
The density increase with the decrease of Area
The velocity decrease with the increase in area
The ratio between the density of the stream line in the small sectional area to the the density in the large cross sectional area
More then one
Less then one
Equals one
Zero
If the Volume flow rate was 10 m3/s then the mass flow rate is ( given that the density of water is 1000)
10 Kg / s
10000 Kg/s
1000 Kg /s
1 kg/s
If the volume of liquid exiting the tube is 20 m3 every two seconds then the volume flow rate is
10 m3/s
1 m3/s
20 m3 /s
What will happen to the velocity of liquid if the radius decrease to third
Increase three times
Increase nine time
Increase six times
Remain constant
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