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ITI Previous Papers Maintenance Mechanic (Chemical Plant) (NSQF)

PREVIOUS YEAR PAPER
TRADE NAMEMaintenance Mechanic (Chemical Plant) (NSQF)
TRADE TYPEEngineering
YEAR2020-2022
EXAM DATE2022-08-18
EXAM TIME09:00:11:00
Question Paper MOCK TEST

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TRADE THEORY

Which is an antifriction bearing?

  1. Collar bearing
  2. Journal bearing
  3. Pedestal bearing
  4. Roller bearing

What is the function of baffels in shell and tube heat exchanger?

  1. Facilitate the cleaning of outer tube surface
  2. Hold the tubes in position
  3. Because it is less costly
  4. Enchance turbulance

Which is used to move large amount of gas with low increase in pressure?

  1. Pumps
  2. Blower
  3. Compressor
  4. Fan

Which type of distillation used for extracting rose oil from rose leaves?

  1. Steam distillation
  2. Vacuum distillation
  3. Fractional distillation
  4. Simple distillation

Which air compressor is best suited for large quantiy of air at high pressure?

  1. Blower
  2. Axial flow air compressor
  3. Reciprocating air compressor
  4. Centrifugal compressor

Which stress is produced in a belt?

  1. Shear stress
  2. Both tensile and compresive
  3. Tensile stress
  4. Compressive stress

Which valve is used for quick ON/OFF control?

  1. Plug Valve
  2. Butterfly valve
  3. Gate Valve
  4. Ball valve

Which pump is self priming and valveless?

  1. Diaphragm pump
  2. Reciprocating pumps
  3. Lobe pump
  4. Centrifugal pumps

Which refrigerator is used in domestic refrigerator?

  1. Oxygen
  2. R-12
  3. CO2
  4. Ammonia

Which packing is commonly used in column?

  1. Pall ring
  2. Racing ring
  3. Ceramic
  4. Berl saddle

Which is used to move the loads in three directions?

  1. Overhead crane
  2. Industrial forklift
  3. Pillar gib crane
  4. Travelling wall crane

What is the use of lubricant?

  1. Stop the machine immediately
  2. Produce the workpiece of greater accuracy
  3. Run the machine quickly
  4. Run the machine smoothly

What is the use of air vessles in reciprocating pump?

  1. Increase acceleration to maximum
  2. Increase pump efficiency
  3. Smoothen flow
  4. Reduce acceleration to minimum

Which pumping device has no moving part and create vacuum?

  1. Gear pump
  2. Centrifugal pump
  3. Reciprocating pump
  4. Steam jet ejector pump

Which coolant used for heavy cutting works?

  1. Cutting oils
  2. Coconut oils
  3. Diesel
  4. Kerosene

What is the use of mechanical seals?

  1. To prevent vibration
  2. To balance the equipment
  3. To reduce friction
  4. To prevent leakage

Which type of coupling is designed in hollow shaft?

  1. Flange coupling
  2. Universal coupling
  3. Flexible coupling
  4. Muff or sleeve coupling

Which pressure the properties of water and steam are same?

  1. 100 kg/cm2
  2. 225.6 kg/cm2
  3. 2 kg/cm2
  4. 1 kg/cm2

Which dryer is best for drying free flowing granular material?

  1. Cylinder dryer
  2. Vacuum dryer
  3. Drum dryer
  4. Rotary dryer

Which pump is used from pumping crude oil from oil well?

  1. Duplex/triplex reciprocating pump
  2. Centrifugal pump
  3. Gear pump
  4. Screw pump

Which is important for machine foundation?

  1. To withstand compressive load
  2. To withstand static load
  3. To withstand dynamic load
  4. To withstand static and Dynamic load

Which filter suitable for liquids with high solid content?

  1. Plate and frame filter
  2. Rotary vacuum filter
  3. Centrifuge filter
  4. Pressure leaf fitter

How the air produced in mechanical draft cooling tower?

  1. Air blowers
  2. Compressors
  3. Propeller fans
  4. Centrifugal fans

Which instrument is used to check horizontal and vertical level of the machine?

  1. Block sprit level
  2. Vernier level protractor
  3. Vernier height gauge
  4. Meter scale

Which valve allow fluid to flow in only one direction?

  1. Non-return valve
  2. Butterfly valve
  3. Gate valve
  4. Globe valve

What is the working mechanism of dial indicators?

  1. High magnification ratio
  2. Low magnification ratio
  3. Moderate magnification ratio
  4. Nil magnification ratio

Which crane is used for lifting loads and transport to another location?

  1. Overhead crane
  2. Pillar gib crane
  3. Travelling wall crane
  4. Gantry crane

Which lubrication method invloves gravity feed?

  1. Ring lubrication
  2. Wick lubrication
  3. Grease lubrication
  4. Splash lubrication

What is the function of butterfly valve?

  1. Hydraulic control
  2. Pressure control
  3. Flow regulation
  4. ON/OFF control

What is the principle of centrifuge?

  1. Filtration
  2. Evaporation
  3. Absorption
  4. Sedimentation

Which device produce higher pumping speeds and lower ultimate pressures?

  1. Reciprocating pump
  2. Centrifugal pump
  3. Gear pump
  4. Steam jet ejector pump

Which one is size reduction method?

  1. Mixing
  2. Burning
  3. Impact
  4. Oxidation

Which type of static seal is used for sealing flanges of cold water connections?

  1. Metallic gasket
  2. Varnished paper gasket
  3. Paper gasket seal
  4. Rubber gasket seal

How the centrifugal pump is classified?

  1. Type of casing
  2. RPM
  3. Number of blades in impeller
  4. Impeller blade angle

Which valve is used to keep equipment remain open or close for a long time?

  1. Butterfly valve
  2. Ball valve
  3. Plug Valve
  4. Gate Valve

Where is total pressure rise in the centrifugal compressor?

  1. In the diffuser only
  2. In the impeller and diffuser
  3. In the impeller only
  4. In the inlet guide vanes only

What is the minimum speed at ball will operates?

  1. Critical speed
  2. Optimum speed
  3. Cumulative speed
  4. Threshold speed

What is the position of delivery valve while starting centrifugal pump?

  1. Depending on the fluid viscocity
  2. It does not make any difference
  3. Closed
  4. Opened

Which is used for liquid dispersion in continuous gas phase?

  1. Bubble cap
  2. Packed column
  3. Pulse
  4. Sieve plate

Why packed tower divide into series of beds?

  1. Avoid channelling
  2. Avoid flooding
  3. Reduce liquid hold up
  4. Reduce over all pressure drop

What is the name of the evaporator?

  1. Climbing film evaporator
  2. Falling film evaporator
  3. Short tube vertical evaporator
  4. Basket-type evaporator

What is the use of forklift?

  1. For vertical transportation
  2. For lowering the load
  3. For lifitng,lowering and vertical transportation the load
  4. For lifting the load

Which equipment is suitable for fine size material?

  1. Vibrating screen
  2. Shaking screen
  3. Grizzly
  4. Trummels

What is undesirable property of a refrigerant?

  1. Non-explosive
  2. Non-toxic
  3. Non-flammable
  4. High boiling point

WORKSHOP CALCULATIONS AND SCIENCE

Which hand book referred by machine engineer?

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

What causes the efficiency of a machine by maintaining the lubrication?

  1. Decreases
  2. Remains same
  3. Increases
  4. Does not affected

Which force is directly proportional to the normal reaction between contacting surfaces?

  1. Pulling force
  2. Pushing force
  3. Allied force
  4. Frictional force

Which one of the following acts in between the wheels and roads, if vehicles are able to run on roads?

  1. Erosion
  2. Corrosion
  3. Friction
  4. Motion

Which is useful friction?

  1. Crank shaft bearings
  2. Wheel hub bearings
  3. Brake shoe lining
  4. Rings in the cylinder

What is the use of engineering drawing?

  1. For colourful appearance
  2. For estimation of material and execution of work
  3. For reducing the cost
  4. For increasing the cost

EMPLYABILITY SKILLS

Delivery of different services through the internet like data storage, servers, database, networking is called……….

  1. Cloud computing
  2. Message
  3. Bluetooth
  4. Email

You feel uncomfortable when you find people ______in public place.

  1. practicing yoga
  2. reading books
  3. laughing loudly
  4. walking

Power Point NOT allow us to……..

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

A man bought a lamp for Rs 100 and sold it for Rs. 120. What is the percentage of profit?

  1. 20%
  2. 15%
  3. 12%
  4. 10%

What is to be avoided during Group Discussion?

  1. Be relevant
  2. Be a listener
  3. Take initiative for discussion
  4. Move aggressively

Complete the sentence with suitable describing words. The area is ______as the houses in it cost a lot of money.

  1. beautiful
  2. spacious
  3. expensive
  4. good

A secure Wi-Fi is one……

  1. that allows everyone to connect
  2. has a password to login
  3. open to the public
  4. open by landline

learning a new skill to do fundamentally the same nature of task is called……..

  1. Technician
  2. Semi-skilled
  3. Reskilling
  4. Upskilling

When a worker contributes to bring the best output by using the available resources, the worker…

  1. selfish
  2. productive
  3. bad
  4. ineffective

Which one is a search engine?

  1. Hotmail
  2. Flicker
  3. Google
  4. Facebook

Which kind of persons are with very good behaviour, achievements and lead as an example?

  1. role models
  2. sales supervisors
  3. ITI instructors
  4. customer service executives

Which website has an ‘Idea Bank’? where you can find a list of multiple problems faced by the country now?

  1. Yahoo
  2. Start-up India
  3. Firefox
  4. Google

Which language is essential to become a Computer professional?

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

Comma, full stop, question mark are examples of…

  1. punctuation mark
  2. next paragraph
  3. formal communication
  4. design

Which one is NOT a source to raise funds to start business?

  1. Inner circle funding
  2. Invest in Mutual Funds
  3. Government Loans
  4. Self-Financing

In social media, we use ------------ to convey our feelings and emotions.

  1. emojis
  2. gestures
  3. bodily movements
  4. eye contact

The conditions in a place that affect the behaviour and development of somebody or something is called__________

  1. facilities
  2. locality
  3. neighbourhood
  4. environment

Fill up the blanks with suitable words so as to become a meaningful sentence "Tell us about a difficult situation you have ____ and how you ____ to come out of it."

  1. face, manage
  2. faced, managed
  3. managed, face
  4. faced, manage

The Principal called Manoj. The Principal asked………to show……..hall ticket for the CTS Examination.

  1. her, him
  2. her, his
  3. him, her
  4. him, his

Believing that you have the capability to achieve your dreams is called……..

  1. Grit
  2. Self belief
  3. Self-awareness
  4. Independent decision making

What term refers to maintaining the quality and ability of something at a certain level?

  1. Quality control
  2. Measuring instrument
  3. Climate
  4. Sustainable

Complete the sentence with suitable describing words There is a factory in the area. The air is ________.

  1. uneven
  2. noisy
  3. polluted
  4. boring

Everything about a person on the internet like profile on Facebook, Twitter and Instagram is called…..

  1. internet
  2. networking
  3. social media
  4. online profile or digital footprint

Prevention of Sexual Harassment for women at work place Act 2013 also known as ……….

  1. PPP
  2. POS
  3. PUSH
  4. POSH

Hi, how are you, what is up, these are examples of….

  1. Informal communication
  2. Impolite communication
  3. Formal communication
  4. Polite communication

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