Time Left - 08:00 mins
Fluid Mechanics Quiz 1
Attempt now to get your rank among 1323 students!
Question 1
The stability of a floating body is obtained when its
Question 2
The stream function in a two-dimensional flow field is given by Ψ = x2 –y2 .Then the magnitude of velocity at point (1, 1) is ___________.
Question 3
When the pressure on a given mass of liquid is increased from 3.0MPa to 3.5 MPa, the density of the liquid increases from 500 kg/m3 to 501 kg/m3. What is the average value of bulk modulus of liquid over the given pressure range?
Question 4
The velocity potential function is given by an expression The velocity component in x direction is
Question 5
The force in (newton) required to lift a thin wire ring of diameter 2cm from a water surface of given surface tension at 21 C is 2N/cm
Question 6
If a workpiece is moved by 50 mm in 10 s by a piston of diameter 100 mm, the hydraulic liquid flow rate is nearly
Question 7
For a fully developed flow or water in a pipe having diameter 10 cm, velocity 0.1 m/s and kinematic viscosity , the value of Darcy friction factor is ____
Question 8
The hydraulic diameter of a rectangular pipe having sides of 4 cm and 6 cm is ____.
Question 9
Water at 30°C is flowing between walls. The velocity distribution is given by u = 5(0.01y-y2) m/s, where y is measured in meters from the lower wall. The shear stress at the lower wall in N/m2 is? [Take viscosity of water as 1.005 Ns/m²]
Question 10
Match List I with List II and select the correct answer using the code given below the lists
List-I
P. Pelton Turbine
Q. Francis Turbine
R. Kaplan Turbine
List-II
1) Adjustable blade angles
2) No cavitation
3) Draft Tube
Codes:
- 1323 attempts
- 2 upvotes
- 10 comments
Oct 30ESE & GATE ME