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ITI Previous Papers Attendant Operator (Chemical Plant) (NSQF)

PREVIOUS YEAR PAPER
TRADE NAMEAttendant Operator (Chemical Plant) (NSQF)
TRADE TYPEEngineering
YEAR2020-2022
EXAM DATE2022-08-18
EXAM TIME15:00:17:00
Question Paper MOCK TEST

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TRADE THEORY

When does the double pipe heat exchanger is used?

  1. When transfer area is small
  2. When transfer area is medium
  3. When transfer area is large
  4. When the transfer volume is large

What is nutsch filter?

  1. Used for small scale filtration work
  2. A continuous filter
  3. A leaf filter
  4. A high pressure filter

Which dryer is used for drying detergent solution to a powder?

  1. Tunnel dryer
  2. Spray dryer
  3. Rotary dryer
  4. Fluidized dryer

Which factor is depend upon the pressure drop due to friction in laminar flow?

  1. Bending of pipe
  2. Straightness of pipe
  3. Roughness of pipe
  4. Smoothness of pipe

What is called as kilogram of water evaporated per kilogram of steam?

  1. Economy
  2. Loss
  3. Capacity
  4. Head

Which type of agitator is used for mixing highly viscous liquids and pastes?

  1. Propellers
  2. Turbine agitators
  3. Pitched blade turbines
  4. Multiple blade paddles

What is the result of flooding?

  1. Good contact between the fluids
  2. High gas velocity
  3. Low tray efficiency
  4. High tray efficiency

Which screens has the maximum capacity?

  1. Vibrating screen
  2. Shaking screen
  3. Trommels
  4. Grizzlies

Which is used as secondary crusher to crush oil seeds and gum power industry?

  1. Gyratory crusher
  2. Cone crusher
  3. Impact crusher
  4. Crushing rolls

How the humidity represented?

  1. Pie chart
  2. Psychometric chart
  3. Safety chart
  4. Bar chart

Which is most important area meter?

  1. Pitot tube
  2. Orificemeter
  3. Venturimeter
  4. Rotameter

How to material in gyratory crusher is reduced?

  1. Cutting
  2. Attrition
  3. Compression
  4. Impact

How is air produced in mechanical draught cooling tower?

  1. Air blowers
  2. Propeller fans
  3. Air tuyer
  4. Louvers

What is the temperature of fermentator during production of ethyl alcohol from molasses?

  1. 10 - 15oC
  2. 20 - 30oC
  3. 250 - 300oC
  4. 100 - 150oC

What is the random distribution of two or more phases into and through one another?

  1. Agitation
  2. Filtration
  3. Mixing
  4. Conveying

Which converyor is suitable for long distance transportation?

  1. Bucket
  2. Screw
  3. Apron
  4. Belt

Which of the following raw material is used for production of caustic soda?

  1. Soda ash and Ammonia
  2. Soda ash and Brine
  3. Ammonia and Brine
  4. Sulphur and Ammonia

Which is the most suitable equipment for the transportation of ultrafine particles?

  1. Pneumatic conveyor
  2. Screw conveyor
  3. Bucket elevator
  4. Belt conveyor

Which type of force is used in centrifuge?

  1. Centrifugal force
  2. Frictional force
  3. Gravitational force
  4. Centripetal force

Which type of moisture is easier to remove during drying operation?

  1. Equilibrium
  2. Bound
  3. Unbound
  4. Critical

What is the raw material for production of ammonia?

  1. O2
  2. CO2 and H2
  3. N2 and H2
  4. NH4

What is the value of viscosity of an ideal fluid?

  1. More than that of real fluid
  2. Unity
  3. Zero
  4. Infinity

What is the main use of compressor?

  1. Transfer liquid
  2. To decrease air pressure
  3. Keep constant air pressure
  4. To increase the air pressure

Which dryer is used for drying sticky material?

  1. Fluidized dryer
  2. Tunnel dryer
  3. Rotary dryer
  4. Tray dryer

Where does rotameter float rests, when no fluid flows through the meter?

  1. At the bottom
  2. At the middle
  3. At the edge
  4. At the top

What is relative humidity?

  1. It is the ratio of the partial pressure of the vapour to the vapour pressure of the liquid at gas temperature
  2. It is the ratio of the partial pressure of the vapour to the vapour pressure of the liquid at room temperature
  3. It is the ratio of the partial pressure of the vapour to the vapour pressure of the liquid at liquid temperature
  4. It is the ratio of actual humidity to saturation humidity

What happens if one site fails in distributed control system?

  1. The remaining sites can continue operating
  2. Directly connected sites will stop working
  3. All the sites will stop working
  4. Whole network collapse

Which factor is responsible for heat loss?

  1. Pressure
  2. Temperature
  3. Velocity
  4. Flow

What is the mechanical operation of breakdown of solids into smaller size particles?

  1. Screening
  2. Sedimentation
  3. Size reduction
  4. Mixing

What is solubility of a solute in a given solvent?

  1. The concentration of solvent in a saturated solution at a given pressure
  2. The concentration of solvent in a saturated solution at a given temperature
  3. The concentration of solute in a saturated solution at a given temperature
  4. The concentration of solute in a saturated solution at a given pressure

What is the economy of single effect evaporator?

  1. Less than one
  2. Equal to one
  3. Greater than two
  4. Greater than one

Which catalyst is used in catalytic converter in sulphuric acid process?

  1. Iron
  2. Vanadium pentaoxide
  3. Platinum
  4. Nickel

Which process is used to manufacture ammonia?

  1. Electrolysis process
  2. Solvay process
  3. Diaphragm cell process
  4. Haber process

What does "200 mesh screen" mean?

  1. 200 openings per inch2
  2. 200 openings per inch
  3. 200 openings per cm
  4. 200 openings per cm2

Which process is used for production of caustic soda?

  1. Solvay process
  2. Electrolytic process
  3. Batch process
  4. Contact process

Which method of supersaturation is used in vacuum crystallizer?

  1. Supersaturation by evaporation of part of solvent
  2. Superasaturation by adding new substance
  3. Supersaturation by cooling
  4. Supersaturation by adiabatic evaporation and cooling

What is DCS?

  1. Distributed Control System
  2. Digital Control System
  3. Differential Concentration Switch
  4. Direct Cascade Sequencing

What is the speed of rolls in smooth-roll crusher?

  1. 50 to 300 RPM
  2. 350 to 400 RPM
  3. 300 to 350 RPM
  4. 20 to 500 RPM

What is the angle "α" in crushing rolls called?

  1. Angle of camp
  2. Angle of bend
  3. Angle of stamp
  4. Angle of nip

Which extractor is used for extracting oil from oil seeds?

  1. Centrifugal extractor
  2. Packed column extractor
  3. Spray column extractor
  4. Bollman extractor

What is the formula for finding total head?

  1. HT = Hd - hf
  2. HT = Hd - hs
  3. HT = Hd - Hs
  4. HT = Hd - hg

Which column is used in gas absorption process?

  1. Packed
  2. Wetted wall
  3. Bubble cap
  4. Sieve tray

How many types of multiple effect evaporator available?

  1. 12
  2. 9
  3. 5
  4. 7

Which are the raw materials for manufacture of urea?

  1. N2 and CO2
  2. NH3 and H2
  3. H2 and CO2
  4. NH3 and CO2

WORKSHOP CALCULATIONS AND SCIENCE

What is the direction of frictional force against a motional object?

  1. Perpendicular to the object
  2. Inclined to the object
  3. Parallel to the object
  4. Opposite to the object

Which hand book referred by machine engineer?

  1. Parry's cheorikal
  2. Mark standard
  3. Oxford Dictionary
  4. CRC

Which symbol is used to denote co-efficient of friction?

  1. α (Alpha)
  2. γ (Gamma)
  3. β (Beta)
  4. µ (Meu)

What is the value of a x a2 x a3 x a4 ?

  1. a10
  2. a9
  3. a7
  4. a8

What is the value of 14x+3y+25x+2y?

  1. 44xy
  2. 39x + 5y
  3. 17x + 27y
  4. 16x + 28y

What is the term, for the details of materials, brand name, grade of quality, rating of current and voltage etc.?

  1. Specification of materials
  2. Price catalogue
  3. Drawing
  4. Raw materials

EMPLYABILITY SKILLS

___________ registration would help to access the schemes introduced by the Government.

  1. Pan card
  2. GST
  3. TIN
  4. Udyog Aadhaar

Codes of conduct an individual must follow while appearing for interviews is called____

  1. etiquette
  2. manners
  3. simplicity
  4. decorum

What is required to sustain in a competitive and advanced technology, in your business?

  1. Remain as it is
  2. Accept and undergo changes
  3. Refuse to undergo changes
  4. Ignore

Always -------------- your mobile phone ----- silent mode.

  1. know, in
  2. keep, in
  3. know, of
  4. keep, of

Which function key start the slide show?

  1. F7
  2. F1
  3. F5
  4. F10

Power Point NOT allow us to……..

  1. do calculation work
  2. add multimedia content
  3. combine text
  4. add graphics

A person undergoes training in an advanced skill in addition to his basic skill is called _____

  1. upskill
  2. semi-skill
  3. reskill
  4. apprenticeship

Which is NOT an act of Entrepreneurship?

  1. Create national income
  2. Create Unemployment
  3. Create more jobs
  4. Innovation

Fill in the blank with proper proper interrogative ………went wrong with yesterday's game.

  1. Who
  2. When
  3. Where
  4. What

What is required to get the feed back of your customers?

  1. Advertisement on TV
  2. Brochure
  3. Market survey
  4. Bill boards

Computer program that allows you to create slides for presentation is known as_____

  1. MS Power Point
  2. MS Excel
  3. MS Access
  4. MS Word

What is the standard way in which computers connected wireless?

  1. Wi-Fi
  2. LAN
  3. ISP
  4. WAN

What encourages entrepreneurship on a grand scale?

  1. New business opportunities
  2. Become famous
  3. Global leader
  4. Become rich quickly

You are a lifelong learner if you….

  1. keep growing and adding to your knowledge
  2. join online courses
  3. get a PhD
  4. live for a long time

A written description of duties and responsibilities to be carried out in a job is called…..

  1. Bio-data
  2. Job description
  3. job application
  4. CV

What is the full form of " NAPS"?

  1. National Aptitude Potential Scheme
  2. National Approved Promotion Scheme
  3. National Apprenticeship Promotion Scheme
  4. New Apprenticeship Prevention Scheme

What is the primary requirement to register NAPS portal?

  1. Pan Card Number
  2. Your mobile Number
  3. Aadhaar card Number
  4. Valid Email ID

Who will be the Presiding Officer of the ICC in an organization?

  1. Senior level Male employee
  2. General Manager
  3. Senior level Female employee
  4. CEO

When we attempt to convert a word file into pdf, we call it…

  1. doc
  2. copy
  3. jpg
  4. data conversion

__________safety is very important. All companies need to incorporate __________in their work place.

  1. safety, workplace
  2. workplace, safety
  3. workplaces, safest
  4. workplaces, safe

Neighbourhoods may be ______ based on people, location, strengths and weaknesses.

  1. explained
  2. described
  3. separated
  4. included

When we want to type using our voice, we are using…….

  1. voice of Google
  2. voice recorder
  3. voicing technique
  4. voice recognition feature

Which language is essential to become a Computer professional?

  1. Hindi
  2. Mother tongue
  3. English
  4. Chinese

Curriculum Vitae is also known as….

  1. Career opportunity
  2. Leave application
  3. Job application
  4. Resume

Which one is the widely used file type to create typed documents?

  1. ppt
  2. xls
  3. jpg
  4. doc

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