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MCQs

Total Questions : 287 | Page 4 of 29 pages
Question 31. The ratio of specific weight of any liquid to the specific weight of water is called as _________________?
  1.    Density of liquid
  2.    Density of water
  3.    Specific gravity of water
  4.    Specific gravity of liquid
 Discuss Question
Answer: Option D. -> Specific gravity of liquid
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 32. For a perfect incompressible liquid flowing in a continuous stream, the total energy of a particle remain the same, while the liquid particle move from one point to another this statement is called ___________________?
  1.    Continuity Equation
  2.    Pascal s law
  3.    Bernoulli equation
  4.    Archimede’s principle
 Discuss Question
Answer: Option C. -> Bernoulli equation
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 33. A flow in which velocity of water particles is same at all sections is called ____________________?
  1.    Steady flow
  2.    Uniform flow
  3.    Compressible flow
  4.    Laminar flow
 Discuss Question
Answer: Option B. -> Uniform flow
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 34. Flow in which each liquid particle has a definite path is called _____________________?
  1.    Steady flow
  2.    uniform flow
  3.    Laminar flow
  4.    Transitional flow
 Discuss Question
Answer: Option C. -> Laminar flow
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 35. The weight per unit of liquid at standard Temperature and pressure is called___________________?
  1.    Specific weight
  2.    Mass weight
  3.    Mass density
  4.    Capillary rise is significant
 Discuss Question
Answer: Option A. -> Specific weight
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 36. The falling drop of rainwater become spherical due to _________________?
  1.    Surface Tension
  2.    Compressibility
  3.    Capillary
  4.    None of these
 Discuss Question
Answer: Option A. -> Surface Tension
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 37. Piezometer tube is open to both ends mostly used to measure ____________________?
  1.    Atmospheric pressure
  2.    gauge pressure
  3.    Vacuum pressure
  4.    absolute pressure
 Discuss Question
Answer: Option B. -> gauge pressure
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 38. The discharge over a rectangular notch is determined by _____________________?
  1.    2/3 cd. b (2 gh) 1/2
  2.    2/3 cd. B (2g) 1/2 H
  3.    2/3 cd. B (2g) 1/2 H3/2
  4.    2/3 cd. b (2g) 1/2 H 5/2
 Discuss Question
Answer: Option C. -> 2/3 cd. B (2g) 1/2 H3/2
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 39. The total energy line lies over the hydraulic gradient line by an amount equal to________________?
  1.    v2/2g
  2.    v2/g
  3.    v/2g
  4.    v/g
 Discuss Question
Answer: Option A. -> v2/2g
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 40. A channel is said lo be of most economical cross section, for a given cross-sectional area and bed slope when it __________________?
  1.    Gives max. Discharge
  2.    Has minimum wetted perimeter
  3.    Involves lesser excavation
  4.    All of these
 Discuss Question
Answer: Option D. -> All of these
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!

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