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ITI Previous Papers Machinist (Grinder) (NSQF)

PREVIOUS YEAR PAPER
TRADE NAMEMachinist (Grinder) (NSQF)
TRADE TYPEEngineering
YEAR2020-2022
EXAM DATE2022-08-21
EXAM TIME09:00:11:00
Question Paper MOCK TEST

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TRADE THEORY

Which angle is measured?

  1. Reflex angle
  2. Acute angle
  3. Right angle
  4. Obtuse angle

How the accuracy depends on while grinding the bore in internal centreless grindings?

  1. Size of the regulating wheel
  2. Inside diameter of the bore
  3. Dressing of the grinding wheel
  4. Outside diameter of the bore

What is the cause of grinding wheel becoming glazed?

  1. Correct feed rate
  2. Grinding wheel grade is too large
  3. Loaded wheel
  4. High wheel speed

What is the function of G00?

  1. Counter clock wise direction
  2. Clockwise direction
  3. Rapid motion
  4. Linear motion with feed rate

What is termed as the difference between the theoretical coordinate to actual movement?

  1. Machine accuracy
  2. Position accuracy
  3. Repeatability
  4. Machine tolerance

Which fluid has the excellent heat absorption property?

  1. Water
  2. Plain soap solution
  3. Oil and Water emulsions
  4. Oil

Which grade of grinding wheel is used for light grinding machines?

  1. Medium grade
  2. Soft grade
  3. Hard grade
  4. Normal grade

What is the advantage of ISO 9000 quality system for the company?

  1. More confidence in the company's goods
  2. Choosing competing suppliers
  3. Understanding of their roll
  4. Secure greater customer loyalty

What ‘A’ denotes in the standard marking system of grinding wheel 32A46H8V?

  1. Grain size
  2. Type of bond
  3. Grade
  4. Type of abrasive

Which lapping abrasives are used for soft steel?

  1. Boren carbide
  2. Diamond
  3. Silicon carbide
  4. Aluminium oxide

Which machine part is set to the required angle for slight taper grinding?

  1. Table
  2. Body
  3. Spring loaded centre
  4. Base

Why dresser is set in centre line of the wheel?

  1. To avoid dresser breakage
  2. To increase dresser life
  3. To dress at correct angle
  4. To avoid wheel breakage

How can avoid grinding wheel breakage while grinding?

  1. Force wheel on arbor
  2. Use correct wheel speed
  3. Wheel jammed on work
  4. Excessive pressure on work

Which drive is used to rotate the grinding wheel mounted on a spindle in grinding machine?

  1. Belt drive
  2. Gear drive
  3. Chain drive
  4. Rope drive

Which part in cylindrical grinding machine moves longitudinal traverse to the work piece?

  1. Head stock
  2. Table reversing lever
  3. Upper table
  4. Lower table

Which material corrugated disc dressers are made?

  1. Carbide
  2. Abrasive
  3. Diamond
  4. Special alloy steel

What is marked as X?

  1. Balls
  2. Screw shaft
  3. Seal
  4. Ball screw nut

What happen if the work centre height is increased in centreless grinder?

  1. Good accuracy
  2. Improve roundness
  3. Better surface finish
  4. Spoiling surface finish

What is the name of operation?

  1. Plunge grinding
  2. Grinding steep taper
  3. Form grinding
  4. Grinding double taper

How to avoid burning marks while grinding steep tapers?

  1. High feed rate
  2. Heavy depth of cut
  3. Light depth of cut
  4. High work speed

What grade of grinding wheel is selected for grinding in soft material?

  1. Soft wheel
  2. Hard wheel
  3. Fine wheel
  4. Medium wheel

What is the name of element marked as 'x' in centreless internal grinding?

  1. Support roll
  2. Work piece
  3. Regulating roll
  4. Pressure roll

What is the formula to find out RPM of cylinderical grinding?

What is termed as relationship between two mating parts of an hole and a shaft in an assembly?

  1. Clearance fit
  2. Transition fit
  3. Interference fit
  4. Fit

Which increase the stress and renders a wheel softer while grinding?

  1. Very larger arc of contact
  2. Medium arc of contact
  3. Smaller arc of contact
  4. Larger arc of contact

How many faces in tool makers flat finished of size 50 to 75mm?

  1. Both faces as working surfaces
  2. Only top face as working surface
  3. Only bottom face as working surface
  4. Round faces as working surface

Which is the sharp cutting in grinding wheel?

  1. Abrasive grain
  2. Structure
  3. Grade
  4. Bond

Which is used for setting headstock, tailstock and tooth rest in line with the centre of wheel spindle while cutter grinding?

  1. Flexible bent blade
  2. Clearance setting gauge
  3. Tooth rest
  4. Centre gauge

Which grinding fluid strip the paint off from machine?

  1. Soda water
  2. Plain soap solution
  3. Oil and Water emulsions
  4. Paste emulsion

What size limit gauge is finished if the component tolerance is 0.02 mm?

  1. With in 0.0002 mm
  2. With in 0.001 mm
  3. With in 0.002 mm
  4. With in 0.02 mm

What dresser is used for dressing segmented wheels?

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

What is the name of grinding operation?

  1. Grinding external taper
  2. Grinding internal step
  3. Grinding internal bore
  4. Grinding internal taper

What is the name of attachment?

  1. Radius wheel truing attachment
  2. Radius grinding attachment
  3. Face mill grinding attachment
  4. Internal grinding attachment

Which gauge is used for measuring 0.01mm thickness of paper?

  1. Dial caliper gauge
  2. Pocket thickness gauge
  3. Dial bore gauge
  4. Dial depth gauge

What is the size of contact point of spindle in dial pipe gauge?

  1. 1.5 mm diameter
  2. 3.5 mm diameter
  3. 2.5 mm diameter
  4. 4.5 mm diameter

What denotes 'No Go' end in plug gauge?

  1. Tolerance size
  2. Maximum limit
  3. Base size
  4. Minimum limit

Which is the disadvantage of CNC?

  1. Rejection almost nil
  2. High initial cost
  3. High accuracy
  4. Reduce inspection time

Which is the name of defect in surface grinding?

  1. Rapid centre wear
  2. Work out of round
  3. Curved work surface
  4. Tapered bore

WORKSHOP CALCULATIONS AND SCIENCE

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

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

Where the centre of gravity of a circle lies?

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

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

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

Which one of the following geometrical shapes centre of gravity lies from its base is 1/3 of its height?

  1. Triangle
  2. Rhombus
  3. Cone
  4. Square

What is the formula for circumference of a circle?

What is the name of the shaded portion?

  1. Chord
  2. Sector
  3. Arc
  4. Segment

ENGINEERING DRAWING

Identify the given rivet.

  1. Snap head
  2. Counter sunk
  3. Pan head
  4. Flat head

Which of the following is used to block the pipe at one end?

  1. Union
  2. Couplings
  3. Reducer
  4. Plug

Which of the following is not a main part of rivet?

  1. Point
  2. Shank
  3. Head
  4. Tail

CPRF stands for______

  1. Connected Pile Round Foundation
  2. Corrosion Proof Raft Foundation
  3. Combined Plain Round Foundation
  4. Combined Pile Raft Foundation.

In this type of section, one quarter of the object is removed….

  1. quarter section
  2. half section
  3. removed section
  4. revolved section

The thread angle of metric thread is_____.

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

EMPLYABILITY SKILLS

To improve your listening skills and become a better communicator you need to….

  1. start listening actively
  2. ignore listening
  3. be indifferent
  4. listen partially

The practice of using a network of remote servers  hosted on the internet to store, manage and process data is called_____

  1. Google
  2. Yahoo
  3. Cloud computing
  4. Search Engine

Which one is considered to be a poor communication?

  1. sender is positive towards receiver
  2. receiver is open to listen
  3. message is ambiguous
  4. message is clear and direct

Which of the following is not a resource?

  1. Raw materials
  2. Loss in business
  3. Profit earned
  4. Customer database

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

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

Full form of GPS is……….

  1. Global Planning System
  2. Great Polar System
  3. Glob Position System
  4. Global Positioning System

Most of the --------- work in the automobile industry has shifted to_____

  1. machine, lathe
  2. engine, villages
  3. manual, machine
  4. painting, city

What has drastically changed the world of work?

  1. Workers
  2. Environment
  3. Investment
  4. Technology

We listen to _________ information.

  1. make
  2. know
  3. satisfy
  4. gather

Complete the sentence with suitable describing words There is a _________ garden with lovely flowers.

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

When others observe you and share what they feel about your performance, they….

  1. are giving you feedback or improvement
  2. are your enemies
  3. don’t like you
  4. want to make you feel bad

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

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

Sustaining a river means…..

  1. to build a dam
  2. to pollute the river
  3. to maintain the river in its present condition
  4. to build a bridge

A resume should be……

  1. having acronyms and abbreviation
  2. having long and detailed information
  3. short and precise
  4. bold and colourful

Mock interviews help candidates…….

  1. enthusiastic
  2. become nervous
  3. rehearse how to perform in an interview
  4. over confident

What is the primary requirement to register NAPS portal?

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

If you want to give people relevant information about you and your business in an easy way, you will….

  1. write on a piece of paper and give
  2. ask them to search on Google
  3. give them your business card
  4. verbally tell them when they ask

Which one is NOT a Verbal communication?

  1. informal letters
  2. formal letters
  3. job application
  4. attending interview

Windows is an______software, where as MS word is an______ software

  1. application, calculation
  2. application, email
  3. system, presentation
  4. system, application

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

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

A person can get promotions based on his _______ and _________

  1. conduct, behaviour
  2. example, qualifications
  3. qualifications, experience
  4. environment, experience

Gestures, facial expressions, eye contact are examples of….

  1. oral communication
  2. non-verbal communication
  3. verbal communication
  4. written communication

Fill in the blank with correct past tense of the verb" I_________a movie yesterday"

  1. watched
  2. watch
  3. will watch
  4. am watching

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

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

Which one is not an adventure?

  1. driving
  2. surfing
  3. climbing mountains
  4. trekking
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