WorksheetsGate Mock 1
Total questions: 25
Worksheet time: 28mins
MNP Index is a measure of one of the following?
BOD5
Caliform bacteria
Dissolved oxygen Content
Hardness
None of these
IRC and Motar vehicle act was formed in ?
1929,1934
1939,1934
1934,1939
1934,1926
which one of the following are used to calculate Fire Demand
kuichlings formula
national broad of fire under writers formula
freemen's formula
National Broad of Fire demand
Firemen's Formula
The price of commodity A increases by 30 paise every year, while the price of commodity B increases by 80 paise every year. If in X, the price of commodity A was Rs. 6.30 and that of B was Rs. 4.20, in which year commodity B will cost 80 paise more than the commodity A.
X+5
X+10
X+5.8
X+11.6
Complete the text with the correct form (PRESENT SIMPLE OR CONTINUOUS. ) in the sentences below.
Harold Black's a famous pianist. He________________ two or three concerts every week.
A.GIVES
B.IS GIVING
As per IS code, total demand of a community varies from ___ to 335 lpcd
180
300
270
170
185
Define NHAI (use all small letters)
(a)
The sum of the digits of a two-digit number is 12 and the difference between the digits is 4. What is the two-digit number?
84
73
48
can't be determined
none
1) Reconaissance
2) Map Study
3) preliminary study
4) Final location
5) detailed survey
3,2,1,5,4
1,2,3,4,5
2,1,3,4,5
1,2,4,3,5
find fire demand in lpcd for town with a population one lakh assuming that on an average one fire accident occurs per month which last for 4hrs. use National board formula.
2.33 lpcd
3.33 lpcd
2.77 lpcd
3.77 lpcd
In two periods each of 20 years a city has grown from 30000 to 170000 and then to 300000. determine expected population after the next 20 years
323000
321000
325000
32300
if the population of a city is 1lakh average water consumption is 250 lpcd, then the filters and lift pumps will be designed for?
45 MLD
50 MLD
25 MLD
67.5 MLD
sedimentation may not be required for water from a
shallow well
deep well
river
canal
which one of the following would contain maximum water with maximum turbidity?
lakes
oceans
rivers
wells
for a water sample the total alkalinity is 200 mg/l as CaCO3 the Ca+ is 120 mg/l, Mg+ is 60 mg/l. what is total hardness, carbonate hardness, non-carbonate hardness.
1) TH
2) CH
3) NCH
(note answer should as TH,CH,NCH {no units required})
(a)
the colour of water for domestic supplies, on standard platinum colour scales, should not exceed:
0 - 5 ppm
5 - 10 ppm
10 - 20 ppm
20 - 50 ppm
the flavor threshold number and threshold odour number for drinking water shouldn't exceed
3
4
5
3.5
the apparatus in which the measurement of turbidity is based on the intensity of light scattered as it passes straight through the water sample is called
(a)
the apparatus in which the measurement of turbidity is based on the intensity of light scattered at right angle to the incident light is called
(a)
total kjeldhal nitrogen a measure of
total organic nitrogen
total organic and ammonia nitrogen
total ammonia nitrogen
total inorganic and ammonia nitrogen
A sedimentation tank with 6m wide, 15m long and 3m depth is treating 2MLD of water. find the surface over flow rate
858 lit/hr/m2
926 lit/hr/m2
1028 lit/hr/m2
none of these
A swimmer can swim with a speed of 7 m/s in still water. If the speed of current is 4 m/s, find the time taken by the swimmer to go 2.31 km upstream.
3 min 30 sec
12 min 50 sec
5 min 30 sec
none of these
Simple interest on an amount at 4% per annum for 13 months is more than the simple interest on the same sum for 8 months at 6% per annum by Rs 40. What is the principle amount?
36000
12000
24000
48000
Find the odd one out from the series: 2, 12, 36, 80, 150, 250
80
150
250
36
How many times does the hands of a clock are perpendicular
24
22
44
48
