Choose the correct options for the following questions.
If the fluid is _______ and flow is _______ then mass is conserved
Difficulty: Easy
A:
Incompressible, unsteady
B:
Compressible, steady
C:
Compressible, unsteady
D:
Incompressible, steady
Ratio of mass to density gives:
Difficulty: Easy
A:
Volume
B:
Pressure
C:
Energy
D:
$(Volume)^{-1}$
From $A_{1}v_{1}=A_{2}v_{2}$, it follows that velocity of flow in a pipe is ______ where there is constriction in the cross-section
Difficulty: Easy
A:
greater
B:
smaller
C:
same
D:
none
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