Choose the correct options for the following questions.
The action of perfume bottles depends upon:
Difficulty: Easy
A:
Bernoulli's theorem
B:
Equation of continuity
C:
Surface tension
D:
None
If velocity of efflux is $100 m sec^{-1}$ and area of the hole is $0.06 cm^{2}$, how much volume of water will flow out of the hole in one second?
Difficulty: Easy
A:
$6 \times 10^{-4} m^{3}$
B:
$6 m^{3}$
C:
$600 m^{3}$
D:
$6 cm^{3}$
Torricelli's theorem states that speed of efflux is ______ the velocity gained by the liquid in falling through the distance h under the action of ________
Difficulty: Easy
A:
Equal to, gravity
B:
Equal to, surface tension
C:
Smaller than, gravity
D:
Greater than, drag force
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