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41.

According to Indian standards, the consumption of water per capita per day for nursing homes, boarding schools and hostels is

A.	85 litres	B.	100 litres
C.	115 litres	D.	135 litres

42.

The water supplysystem should be designed for the present population only.

Agree

Disagree

43.

According to Indian standards, 45 litres of water per person per day is provided in case of

A.	hotels	B.	hostels
C.	offices	D.	all of these

44.

Which of the following formula is used for computing the quantity of water for fire demand?

A.	Freeman's formula	B.	Kuichling formula
C.	Buston's formula	D.	all of these

45.

In designing a water works for a city to meet the water demand for public use, a provision of about

A.	5%	B.	10%
C.	20%	D.	25%

46.

The design period for a water supply project is taken as

A.	5 to 10 years	B.	10 to 15 years
C.	15 to 20 years	D.	20 to 30 years

47.

The water mains should be designed for

A.	100%	B.	150%
C.	225%	D.	250%

48.

For large cities, the suitable method for forecasting population is

A.	arithmetical increase method	B.	graphical method
C.	geometrical increase method	D.	comparative method

49.

The increase in population of a young and rapidly developing city is estimated by comparative method.

True

False

50.

The arithmetical increase method of forecasting population gives

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