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MCQs

Total Questions : 183 | Page 2 of 19 pages
Question 11. _______ is defined as the percentage of rain water in the form of runoff.
  1.    Storm water flow
  2.    Coefficient of permeability
  3.    Impermeability factor
  4.    Coefficient of consolidation
 Discuss Question
Answer: Option C. -> Impermeability factor
Answer: (c).Impermeability factor
Question 12. Consider the following statement.
The storm water flow depends on
i. Catchment area
ii. Ground slope
iii. Quality of water
vi. Rainfall duration
Which of the following is correct?
  1.    i, ii
  2.    i, ii, iii
  3.    i, ii, iv
  4.    i, iv
 Discuss Question
Answer: Option C. -> i, ii, iv
Answer: (c).i, ii, iv
Question 13. The value of the factor K in finding the storm water flow by Rational method is ____________
  1.    100
  2.    160
  3.    1
  4.    1/360
 Discuss Question
Answer: Option D. -> 1/360
Answer: (d).1/360
Question 14. The runoff in cumec by the Rational method is defined by ______________
  1.    Q = K*A*I*R
  2.    Q = (K+A+I) *R
  3.    Q = (K+A) *R
  4.    Q = A*I*R
 Discuss Question
Answer: Option A. -> Q = K*A*I*R
Answer: (a).Q = K*A*I*R
Question 15. The impermeability factor is also called as ____________
  1.    Coefficient of impermeability
  2.    Runoff coefficient
  3.    Coefficient of permeability
  4.    Precipitation factor
 Discuss Question
Answer: Option B. -> Runoff coefficient
Answer: (b).Runoff coefficient
Question 16. The storm frequency for a peripheral commercial area is ____________
  1.    Once a year
  2.    Twice a year
  3.    Once in 2 years
  4.    Once in a month
 Discuss Question
Answer: Option C. -> Once in 2 years
Answer: (c).Once in 2 years
Question 17. The Kuichlings formula when the storm occurs once in 10 years is ____________
  1.    R = 2667/(t + 50)
  2.    R = 260/(t + 20)
  3.    R = 2667/(t + 20)
  4.    R = 260/t
 Discuss Question
Answer: Option C. -> R = 2667/(t + 20)
Answer: (c).R = 2667/(t + 20)
Question 18. When the storm occurs once a year, the rainfall intensity R is ____________
  1.    R = 300/t⁰·⁶²⁵
  2.    R = 150/t⁰·⁶²⁵
  3.    R = 150/t²
  4.    R = 300/t²
 Discuss Question
Answer: Option B. -> R = 150/t⁰·⁶²⁵
Answer: (b).R = 150/t⁰·⁶²⁵
Question 19. Shorter the duration of rainfall ____ will be the rainfall intensity.
  1.    Lesser
  2.    Constant
  3.    Slightly lesser
  4.    Greater
 Discuss Question
Answer: Option D. -> Greater
Answer: (d).Greater
Question 20. ________ is the time required by flood discharge to reach the maximum limit.
  1.    Storm frequency
  2.    Run-off time
  3.    Detention period
  4.    Time of concentration
 Discuss Question
Answer: Option D. -> Time of concentration
Answer: (d).Time of concentration

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