Lakshya Education MCQs

Question: High specific speed of a pump implies that, it is a/an __________ pump.
Options:
A.Centrifugal
B.Mixed flow
C.Axial flow
D.None of these
Answer: Option C

Submit Answer & Explaination

Earn Reward Points by submitting Detailed Explaination for this Question

More Questions on This Topic :

Question 1. Low specific speed of a pump implies that, it is a/an __________ pump.
  1.    Axial flow
  2.    Centrifugal
  3.    Mixed flow
  4.    None of these
Answer: Option B
Question 2. The temperature in isentropic flow
  1.    Does not depend on Mach number
  2.    Depends on Mach number only
  3.    Cannot drop and then increase again downstream
  4.    None of these
Answer: Option B
Question 3. Choose the set of pressure intensities that are equivalent.
  1.    4.33 psi, 10 ft. of water, 8.83 inches of Hg
  2.    4.33 psi, 10 ft. of water, 20.7 inches of Hg
  3.    10 psi, 19.7 ft. of water, 23.3 inches of Hg
  4.    10 psi, 19.7 ft. of water, 5.3 inches of Hg
Answer: Option A
Question 4. Specific speed of a centrifugal pump relates it with another pump having the
  1.    Dynamic similarity
  2.    Same efficiency
  3.    Same speed
  4.    Geometrical similarity
Answer: Option A
Question 5. For laminar flow of a shear thinning liquid in a pipe, if the volumetric flow rate is doubled, the pressure gradient will increase by a factor of
  1.    2
  2.    >2
  3.    1/2
Answer: Option A
Question 6. The velocity profile exhibited by laminar flow of Newtonion fluids is such that the velocity distribution w.r.t. radius of the circular pipe is a/an __________ with the apex at the centre line of the pipe.
  1.    Hyperbola
  2.    Parabola
  3.    Semi-circle
  4.    Semi-ellipse
Answer: Option B

Check all Questions in this Topic : Click HERE