Lakshya Education MCQs

Question: Axial flow pump is started with its delivery valve
Options:
A. Kept fully closed
B. Kept fully open
C. Irrespective of any position
D. Kept 50% open
Answer: Option B

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More Questions on This Topic :

Question 1. An error of 1% in measuring head over the apex of the notch (h) will produce an error of _________ in discharge over a triangular notch.
  1.     1 %
  2.     1.5 %
  3.     2 %
  4.     2.5 %
Answer: Option D
Question 2. Centrifugal pump is started with its delivery valve
  1.     Kept fully closed
  2.     Kept fully open
  3.     Irrespective of any position
  4.     Kept 50% open
Answer: Option A
Question 3. The discharge over the trapezoidal notch is equal to the discharge over the rectangular notch __________ the discharge over the triangular notch.
  1.     Plus
  2.     Minus
  3.     Divide
  4.     None of these
Answer: Option A
Question 4. Centrifugal pump is started with its delivery valve
  1.     Kept fully closed
  2.     Kept fully open
  3.     Irrespective of any position
  4.     Kept 50% open
Answer: Option A
Question 5. An error of 1% in measuring head over the apex of the notch (h) will produce an error of _________ in discharge over a triangular notch.
  1.     1 %
  2.     1.5 %
  3.     2 %
  4.     2.5 %
Answer: Option D
Question 6. The discharge over the trapezoidal notch is equal to the discharge over the rectangular notch __________ the discharge over the triangular notch.
  1.     Plus
  2.     Minus
  3.     Divide
  4.     None of these
Answer: Option A

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