The population of a town in three consecutive years are 5000, 7000 and 8400 respectively. The population of the town in the fourth consecutive year according to geometrical increase method is________________?

Related Mcqs:

1. As compared to geometrical increase method of forecasting population, arithmetical increase method gives________________?

   A. lesser value
   B. higher value
   C. same value
   D. accurate value

2. If Biochemical oxygen demand (BOD. of a town is 20000 kg/day and BOD per capita per day is 0.05 kg, then population equivalent of town is_________________?

   A. 1000
   B. 4000
   C. 100000
   D. 400000

3. The suitable layout of a distribution system for irregularly growing town is_______________?

   A. dead end system
   B. grid iron system
   C. radial system
   D. ring system

4. The suitable method for disinfection of swimming pool water is________________?

   A. ultra violet rays treatment
   B. lime treatment
   C. by using potassium permanganate
   D. chlorination

5. The method of analysis of distribution system in which the domestic supply is neglected and fire demand is considered is________________?

   A. circle method
   B. equivalent pipe method
   C. electrical analysis method
   D. Hardy cross method

6. Assertion A : The consumption of water increases with increase in the distribution pressure. Reason R : Higher distribution pressure causes more loss and waste of water. Select your answer according to the coding system given below?

   A. Both A and R are true and R is the correct explanation of A
   B. Both A and R are true but R is not the correct explanation of A
   C. A is true but R is false
   D. A is false but R is true

7. The detention period and overflow rate respectively for plain sedimentation as compared to sedimentation with coagulation are generally_______________?

   A. less and more
   B. less and less
   C. more and less
   D. more and more

8. The characteristics of fresh and septic sewage respectively are____________________?

   A. acidic and alkaline
   B. alkaline and acidic
   C. both acidic
   D. both alkaline

9. Most suitable section of sewer in separate sewage system is________________?

   A. rectangular section
   B. circular section
   C. standard form of egg shaped sewer
   D. modified egg shaped section

10. For normal sludge, the value of sludge index for Indian conditions is________________?

    A. 0 to 50
    B. 50 to 150
    C. 150 to 350
    D. 350 to 500