Related with 'TEMPORARY HARDNESS' | We found Total 384 Question paper ..!

ഥി Per Million Opportunities
D:-Dedicated Performance Measurement on Outcome
Correct Answer: Option-C

Question16:-The time estimates to fabricate a component are noted as optimistic time of 2 days, pessimistic time of 10 days and most likely time as 3 days. What is the expected time
for the activity based on PERT technique 7

Ad days
8:75 days
C35 days
D5 days
Correct Answer:- ೦೧000
Question 7::Which among the following is not 8 wage incen.... See more

A:-lowest rank coal
B:-highest rank coal
C:-used in metallurgy of iron
D:-none of the above
Correct Answer:- Option-A
Question10:-During fermentation of molasses, the enzyme which converts glucose and fructose into alcohol is:
‏۵ھ‎

C:-invertase
D:-maltase
Correct Answer:- Option-A
Question11:-For good performance, the hydrocarbon molecules in a diesel fuel should be:
A:-branch-chained
B:-side-chained
C:-straight-chained
D:-aromat.... See more

~ What is the ratio of lead and tin contains ina common solder ?
A) 1:1 B) 1:2 C) 2:1

. Melting point of copper is
A) 327°C 8) 1083 °C
C) 648°C D) 215°C

. Compressive strength of first class bricks is not less than

4

4

A) 35 kg/cm? B) 70 kg/cm?
C) 105 kg/cm? 0) 140 kg/cm?
he mixture of cement, sand, aggregate and water is called
A) Concrete B) Mortar
C) Mixture D) Grout
he main part of a gully trap is
A) Inlet B.... See more

073/21

86.

87.

88.

89.

90.

91.

92.

Carbonate hardness means

A) Temporary hardness B) Permanent hardness

C) Colloidal hardness D) None of these

The system requires less number of valves and design of pipe size is easy

A) Circular system B) Radial system
C) Dead end system D) Ring system
PPR means

A) Poly Plastic Ready Pipe

B) Poly Propylene Random Pipe

C) .... See more



34. ————— nuts are used to protect the bolt ends, threads from damages and they also act
as protectors for safe working.

(കു Knurled-nuts (B) Cap-nuts
(C) Wing-nuts ) യ Self locking-nuts
353, ‏ب‎ is used to measure the effective diameter of screw threads.
(ക) Screw pitch gauge (छ) Screw thread plug gauge
(C) Screw thread caliper gauge (D) ணை thread micrometer

36. The most commonly used rivet for structural work :
(.... See more

5.

76.

77.

78.

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80.

81.

82.

The property of material to retain its hardness at elevated temperature is known as :
(മ Vickers hardness (3) Cold hardness

{C) Brinell hardness യ) Red hardness

Milling cutter is mounded on :
(ക Spindle (8) Arbor
{C) Tool post (D) Saddle

Which feed is used for rough cutting?
{A) Large feed (B} Smallfeed
{C) Moderate feed യ) None of theseSee more

D:-over flow pipe
Correct Answer:- Option-B
Question29:-What type of bacteria treats waste in percolation area?
A:-fungi
B:-anaerobic
C:-aerobic
D:-lime
Correct Answer:- Option-C
Question30:-The cistern which is operated by a chain is called .....
A:-Ball type cistem
B:-Bell type cistem
C:-Pull type cistem
D:-Push type cistemn
Correct Answer:- Option-B
Question31:-Hardness that cannot be removed by boiling the water is called
Acdifficul.... See more

09/2016

(Pages: 3)

Maximum : 100 marks

Time : 2 hours and 30 minutes

Answer ALL questions in ENGLISH.

From the details given below write up the cash book of Shri R. Executive Engineer, for the

month of November 2015 indicating the classification and close it giving an analysis. of the
closing balances.

1.11.15

2.16
4.5

5.11.15

7.11.15
8.6565

Contents of the cash chest
(a) Notes 100<.... See more

50.

51.

52

53.

54.

88,

56.

57.

Permeable hardness of soft water is :
(ಯ) 00075111 (B) 0 80 71211
(0) 00851811 (12) 0080 ‏اناده‎

Lime soda process is employed for :
{A) Sedimentation of water
(0) Removal of temporary hardness of water
(C) Removal of permanent hardness
(D) Removal of colloidal impurities of water

pH value acceptable in public water supply is :
(ಗಿ) 0.... See more

43.

44.

45.

46.

47.

48.

49.

50.

51.

52.

53.

54.

Addition of magnesium to cast iron increases its
(A) Ductility and strength (B)
(C) Creep strength (D)

Chills are used in moulds to
(A) Achieve directional solidification (8)

(6) reducing freezing time (D)
Hot chamber process is suitable to cast

(A) Iron (8)

(C) Plastic (60)
The process .... See more

33.

34.

35.

36.

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39.

40.

079/21

Which of the following is an intensive property of a system ?
A) Pressure B) Mass
C) Enthalpy D) Density

Specific internal energy and specific volume of a pure substance under 8MPa and
400°C are 2864 kJ/kg and 0.03432 m3/kg respectively. What is its specific enthalpy ?
A) 3138.56 kJ/kg B) 3224.46 kJ/kg

C) 3624.78 kJ/kg D) 3016.48 kJ/kg
See more

064/2016

2.

5.

6.

Maximum : 100 marks

Time : 1 ೧೦೮೫ ೩886715 73170608

Auxiliary theodolite station near an inaccessible main triangulation station :
(ಗಿ) change point (B) bench mark
(C) satellite station (D) none of these

The maximum and minimum number of steps in a flight is 6008110 :
(4) ` 12 आप्‌ 1 0) 18 8148
)0 24 43 (D) 12 809

What is the angle of intersection of a contour and a ridg.... See more



۴



6,

A

Maximum : 100 marks
Time : 1 hour and 16 minutes

Which indicator is used in weak acid against Strong alkali titrations?
(50 Methyl Orange (B) Both (A) and (D)
(C) Starch (D) Phenclphthalein

What is the equivalent weight of Sodium Hydroxide?
കു 40 യു ഒ
© 56 (1) 88

117% 85 1110 11/11 10೫12 of EDTA used for the hardness estimation?
(வ Ethylene di nitro tetra amine
(B) Eth.... See more

59.

60.

81:

62.

68.

84.

68.

66.

67.

The method of cleaning of rapid sand filters :
(A) Long laborious method (B) Compressed air method
(0) Scraping (D) Agitation and back washing

Temporary hardness is due to the presence of :
(ಹಿ) Magnesium sulphates (B) Calcium chlorides
(0) Calcium nitrates (D) Magnesium bicarbonates

Method of yemoving permanent hardness 7
(^) Demineralisa.... See more

8۔6

D:-1938

Correct Answer:- Option-A
Question49:-The instruments devised for measuring the cooling power of the air ‏کا‎

A:-Kata thermometer

B:-Wet globe thermometer

C:-Silvered thermometer

D:-Globe thermometer

Correct Answer:- Option-A
Question50:-Clark's process is a method of removing

A:-Temporary hardness

B:-Permanent hardness

C:-land 2

D:-None of the above

Correct Answ.... See more

56.

57.

58.

59.

60.

Elements of drinking water surveillance :
0) Sanitary survey
(i) Sampling
(ii) Bacteriological surveillance
(^) Only 0 and (i)
(C) Only 0) and (iii)

(B)
(D)

Only (ii) and (iii)
Only (i), (ii) and (iii)

“Back-Siphoning” is related to the water supply system :

(0) Intermittent system

(ii) Continues system

(111) Duel water supply system
(ಯ) Onl.... See more

‎॥ andi‏ رم يق
‎cen and ×۷‏
ا ‎beni i and‏
‎correct Answers Option‏
‎മിയി the following columns ofa ॥ about the paper and pulp manufacturing industry‏
‎டா] 1.10‏
‎व‏ مایا ا
‎व‏
‎ध and Hardwood preferable‏
73,04 محمد
وهم ,8:2
‎മേ‏
‎മേ‏
‎Option‏ 044
‎படட ப ofthe folowing isnot a raw materi for soap manufacture 7‏
‎Ac Refined tall.... See more

26.

27.

28,

29.

80,

31.

82,

33.

34.

5

18/8 stainless steel contains :
(A) 18% Vanadium, 8% Chromium ല്‍ 18% Chromium, 8% Nickel
(C) 18% Tungston, 8% Nickel (D) 18% Tungston, 8% Chromium

Muntz metal contains copper and zine in the ratio :

Ay 1:1 (8) -2:8
¢ 3:2 (2) 1:4
Monal metal is an alloy ല്‌:
(A) Nickel and Copper (18) Copper and Chromium
)0 Nickel a.... See more

10.

11.

12.

13.

14.

16.

17.

In Lathe machine the follower steady has :
(ಯ) 2pads (B) 3pads
(0 4pads (D) No pads

The pattern on the work surface caused by the movement of the cutting tool is called :
(ಗೆ) Roughness (B) Waviness

(0) Roughness spacing (D) Surface texture

Sine bar is made of :
(ക Nickel steel (B) High speed steel
(C) Stabilized chromium steel (11) High earbon steelSee more

D:-144 hours
Correct Answer:- Option-A
Question38:-A microcontroller normally has which of the following devices on chip?
A:-RAM
B:-ROM
‏٥0٠٠:٥‎ ports
D:-All of the above
Correct Answer:- Option-D
Question39:-GaAs LED's emit radiation in the
A:-Ultraviolet region
B:-Blue-green region of visible region
C:-Orange-red range of visible region
D:-Infra red region
Correct Answer:- Option-D
Question40:-The function of Network and Switching.... See more

D:-galvanized iron
Correct Answer:- Option-D
Question3%:-_____flame is used to weld most of the common metals, in oxyacetylene gas welding.
A:-neutral flame
ing flame
C:-carburising flame
D:-none of the above
Correct Answer:- Option-A
Question40:-Which metals have highest melting point 7
A:-heigh speed steel
B:-diamond
C:-wrought iron
D:-tungsten
Correct Answer:- Option-D
Question41:-Lathe bed is made of
കണി ട്ട!
B:-cast.... See more

48.

49.

50.

51.

52.

53.

54.

55.

56.

050/20

This knife is used to remove unwanted particles at curved or irregular surface. Which

knife is this ?
A) Putty knife
C) Pallet knife

The brush is to be held at an angle of
A) 45° B) 60°

In hot phosphating process

layer on the job.

A) Trisodium phosphate

C) Zinc phosphate

is the brain of Co.... See more

31.

32.

33.

34.

35.

36.

37.

38.

39.

40.

41.

42.

mechanism operating on the upstroke of a press, which ejects workpiece on

blanks from a press tool.

(A) Cushion (B)
(൭ Ram (D)
Pilots are heat treated to a hardness of HRC
(A) 57-60 (B)
(൭ 100-130 (D)

Bolster plate
Knockout

20-25
90-93

In a progressive die, the tonnage o.... See more

76.

77.

78.

79.

80.

81.

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83.

84.

009/2022

WI

WI

WI

WI

WI

hich property of cutting tool is the amount of

normal temperature?

WI

WI

WI

WI

hich mechanism in lathe machine is also called as reversing gear unit?

(ಹ) Change gear unit (B) Quick change gear box
(C) Tumbler gear unit (D) Apron mechani.... See more

B) Picking
D} Let up and take off

B) Process development
D} All of these

B) Weaving
D} Bonding of fibres

B) Beat up
D} None of these

8) Indigo dyed
D} All of these

B} Mechanical finish
D} Temporary — Mechanical finish

C) Rib D) Honeycomb

104/2017
59. Which is secondary motion of a loom ?
A) Shedding
©) Beating
60. Objective of testing is
A) Process control
C) Research
61. Non-wov.... See more