A. quartz
B. feldspar
C. mica
D. none of the above
A. coastal regions
B. plain regions
C. covering large areas
D. all of the above
A. Carbondioxide
B. Hydrogen sulphide
C. Methane
D. All of these
A. Velocity at dry weather flow
B. Velocity of water at flushing
C. Velocity at which no accumulation remains in the drains
D. Velocity of water in a pressure filter
A. House sewer
B. Lateral sewer
C. Branch sewer
D. All of these
A. 25,000 to 35,000 litres/sqm/day
B. 40,000 to 50,000 litres/sqm/day
C. 50,000 to 60,000 litres/sqm/day
D. 80,000 to 100,000 litres/sqm/day
A. Solvency
B. Liquidity
C. Leverage
D. Insolvency