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ITI Previous Papers Machinist (Grinder) (NSQF)

PREVIOUS YEAR PAPER
TRADE NAMEMachinist (Grinder) (NSQF)
TRADE TYPEEngineering
YEAR2020-2022
EXAM DATE2022-08-28
EXAM TIME09:00:11:00
Question Paper MOCK TEST

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TRADE THEORY

What is the adverse effect of wheel due to out of balance?

  1. Excessive wears on bearing
  2. Excessive wears on wheel spindle
  3. Loading of grinding wheel
  4. Glazing of grinding wheel

Which method is suitable for "production of a component in large numbers"?

  1. Mass production
  2. Tool room production
  3. Small batch production
  4. Medium batch production

What is the type of lapping?

  1. Machine lapping
  2. Dry lapping
  3. Wet lapping
  4. Hand lapping

What is the maximum size measured in inside micrometer without extension rod?

  1. 50 mm
  2. 75 mm
  3. 100 mm
  4. 38 mm

What is the accuracy of vernier micrometer?

  1. 0.01 mm
  2. 0.001 mm
  3. 0.00001 mm
  4. 0.0001 mm

Which type of dresser is not penetrated in grinding wheel deeply?

  1. Precision type of dressers
  2. Lock disc dressers
  3. Corrugated disc dressers
  4. Star and disc dressers

How would select the grinding wheels for grinding operation?

  1. Wheel shape and bond
  2. Wheel shape and size
  3. Wheel shape and thickness
  4. Wheel shape and abrasive

What is the type of operation?

  1. Gear hobbing
  2. Gear grinding
  3. Thread grinding
  4. Thread cutting

Which documents provides the details of the starting time and finishing time of a job?

  1. Batch production
  2. Estimation sheet
  3. Job card
  4. Work activity log

What type of grinding wheel is required for rough grinding?

  1. Fine grain and open structure
  2. Coarse grain and dense structure
  3. Fine grain and dense structure
  4. Coarse grain and open structure

What is the strength of grade 'H' vitrified bond grinding wheel?

  1. 800 p.s.i
  2. 600 p.s.i
  3. 1200 p.s.i
  4. 1350 p.s.i

What is the use of steady rest while grinding?

  1. For holding long work piece
  2. For supporting short slender work piece
  3. For supporting long slender work piece
  4. For supporting irregular work piece

What is the formula to find out the surface speed of grinding in meter /sec?

What is the name of operation if worn-out cutting edges are removed and create new cutting edges?

  1. Dressing
  2. Loading
  3. Truing
  4. Glazing

What is the advantage of digital height gauge?

  1. Holds the value in memory
  2. Better accuracy
  3. Digital accuracy
  4. Automatic reading

What is the use of metallic bond?

  1. Silicon carbide wheel
  2. Aluminium oxide wheel
  3. Boron carbide wheel
  4. Diamond wheel

Why flanges are recessed for mounting the grinding wheel?

  1. To provide annular bearing at their circumference
  2. To provide pressure at their circumference
  3. To provide support at their circumference
  4. To provide force at their circumference

What is the name of operation if restoring the grinding surface to its geometrical shape?

  1. Loading
  2. Truing
  3. Dressing
  4. Glazing

Which material thin washers are made for mounting the grinding wheel?

  1. Copper
  2. Brass
  3. Mild steel
  4. Blotting paper or rubber

Which bond grinding wheel has greater strength?

  1. Silicate bond
  2. Rubber bond
  3. Shellac bond
  4. Vitrified bond

What type of grinding wheel is required for high finish grinding?

  1. Coarse grain and open structure
  2. Fine grain and dense structure
  3. Fine grain and open structure
  4. Coarse grain and dense structure

What is the shape of high precision surface plate?

  1. Triangular
  2. Circular
  3. Square
  4. Rectangular

Which micrometer barrel has a limited adjustment of 13 mm?

  1. Inside
  2. Screw pitch
  3. Depth
  4. Outside

What is the feature of 'No-Go' end in plug gauge?

  1. Same diameter of 'Go' end
  2. Equal to 'Go' end
  3. Smaller than 'Go' end
  4. Longer than 'Go' end

What is the cutting speed for steel in internal grinding?

  1. 8 m/s
  2. 20 m/s
  3. 25 m/s
  4. 30 m/s

Which substances are used for wet lapping?

  1. Oil
  2. Abrasive and Water
  3. Oil and Abrasives
  4. Abrasive

How to identify the incorrect taper?

  1. Marking medium is dried
  2. Marking medium sticks unequal on surface
  3. Marking medium is not sticked
  4. Marking medium sticks equal on surface

What is the clearance angle of milling cutter for machining in low carbon steel?

  1. 4 - 7 degrees
  2. 5 - 7 degrees
  3. 3 - 5 degrees
  4. 10 - 12 degrees

What is the name of cutter?

  1. Slitting saw
  2. Side and face cutter
  3. Side milling cutter
  4. Half side milling cutter

Why shallow groove is provided in tool maker's flats?

  1. Job checking
  2. Attachment fitting
  3. Good looking
  4. Handling

What is the importance of work centre height in centreless grinder?

  1. Improve cutting ability
  2. Supporting the regulating wheel
  3. Accuracy of roundness
  4. Increase grinding wheel life

What is the specification of grinding wheel?

  1. Straight cup grinding wheel
  2. Manufacturers symbol for abrasive
  3. Manufactures own mark
  4. Standard marking system of grinding wheel

Which is required for balancing grinding wheel?

  1. Collet and arbor
  2. Machine spindle
  3. Collet and mandrel
  4. Balance collet

What is the one vernier division value of vernier micrometer?

  1. 0.009 mm
  2. 0.0009 mm
  3. 0.00009 mm
  4. 0.09 mm

What is marked as ‘x’?

  1. Height of component
  2. Taper end with roller diameter
  3. Slip gauge height
  4. Taper length

Why alkaline mixtures coolant is avoided for grinding in aluminium?

  1. Corrode the surface of the light metal
  2. Cost
  3. Bad smell
  4. Harmful to skin

What dresser is used for dressing segmented wheels?

  1. Corrugated disc dresser
  2. Precision type of dresser
  3. Star and disc dresser
  4. Lock disc dresser

Why hands away from the revolving wheel while grinding?

  1. Avoid injuries
  2. Avoid grinding defects
  3. Avoid measuring errors
  4. Clear visual

WORKSHOP CALCULATIONS AND SCIENCE

Where the centre of gravity of a circle lies?

  1. Any where on its circumference
  2. Any where on its radius
  3. At its centre
  4. Any where on its diameter

What is the name of the structure formed, if a steel is heated for about 723oC?

  1. Austenite
  2. Martensite
  3. Cementide
  4. Ferrite

What is the unit of strain?

  1. Kg/cm2
  2. Newton/metre2
  3. Metre
  4. No unit

What is the radius of a circle whose diameter is 44 cm?

  1. 22 cm
  2. 44 cm
  3. 20 cm
  4. 23 cm

What is the name of the point at which all the weight of the body concentrated?

  1. Initial point
  2. Central point
  3. Centre of gravity
  4. Centroid

What is the name of a booklet, the rates of various terms are indicated?

  1. Price bunch
  2. Price catalogue
  3. Price bank
  4. Price tag

ENGINEERING DRAWING

Pipe cutting die is generally_______

  1. divided in two parts
  2. divided in four parts.
  3. undivided
  4. divided in three parts

Nut and bolts are_______

  1. semi temporary
  2. permanent fastening
  3. temporary fastening
  4. semi permanent

The thread angle of metric thread is_____.

  1. 120o
  2. 90o
  3. 60o
  4. 30o

Which of the following is temporary fastening?

  1. Screw
  2. Rivets
  3. Keys
  4. Welded

Which materials pipe is used for drainage pipe line?

  1. Brass Pipe
  2. PVC pipe
  3. Steel pipe
  4. G.I. Pipe

Which symbol is used for lap joint?

EMPLYABILITY SKILLS

Shortcut keys Ctrl+C, Ctrl+V, Ctrl+S mean….

  1. cut, copy, save
  2. save, cut, copy
  3. copy, paste, save
  4. cut, save, copy

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

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

Maintaining trimmed and clean nails, brushing teeth twice a day, washing hands before and after food are examples of…………hygiene.

  1. organizational
  2. social
  3. community
  4. personal

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

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

Which one is a search engine?

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

When a person is given information about how he/she is doing in an effort to reach a goal, it is called…

  1. frightening
  2. feedback
  3. verification
  4. argument

What is called a media presentation shared over the Internet?

  1. Live telecast
  2. Live media
  3. Seminar
  4. Webcast

Negative feedback is usually given….

  1. neutral
  2. discouragingly
  3. constructively
  4. to hurt the receiver

Which app is a widely used for screen casting from your mobile phone?

  1. Mobizen
  2. Facebook
  3. Webcast
  4. WhatsApp

Customers generally -------------- when they have good experience.

  1. never come back
  2. switch to competitor
  3. purchase more
  4. do not recommend it to friends

When we speak to people in our workplace, we need to……

  1. unmindful of our language
  2. use harsh words
  3. speak loudly
  4. show respect in our words

Identify the professional networking platform from the given options..

  1. Facebook
  2. LinkedIn
  3. WhatsApp
  4. snapchat

What is stress?

  1. Feeling of surprise
  2. Feeling of frustration/disappointment
  3. Feeling of joy
  4. Feeling of delight

What should be avoided during an interview?

  1. Greet the employer with a smile
  2. Maintain eye contact
  3. Look somewhere and answer
  4. Answer clearly and loudly

Good communication skill make workers _________

  1. lazy
  2. inefficient
  3. crazy
  4. productive

How promotions are normally considered?

  1. Experience alone
  2. Qualification alone
  3. Good conduct
  4. Qualification and experience

If we want to sustain the -----------, we should not _____it.

  1. environment, sustainable
  2. pollute, sustainable
  3. environment, pollution
  4. environment, pollute

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

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

We use emojis when_________

  1. we do not want to think
  2. we are bored
  3. words are not enough to express our feelings
  4. we are lazy

What will not be displayed in the slide during presentation?

  1. Slide nos.
  2. Speaker's Note
  3. Slide heading
  4. Objects in the slide

What is the basic requirement for IT related work?

  1. Computer
  2. Internet
  3. IT companies
  4. Browsing

Complete the sentence with suitable describing words There isn’t any amusement park in the area. It is a ___ place.

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

The crucial step that all face while starting their career is….

  1. going on a tour
  2. relaxing
  3. feeling happy
  4. facing an interview

Linkedin is a platform for _____

  1. govt. jobs
  2. professional platform
  3. real estate
  4. matrimony

When you speak to your supervisor, you should be __________.

  1. Informal
  2. Aggressive
  3. Casual
  4. Formal

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