ITI/ITI Basic Fitting - Drilling Mcq Sample Test,Sample questions

Question:
 What is term 'Basic size' indicate?

1.Minimum limit size of the work

2.Maximum limit size of the work

3.Size of the compound after it is manufactured

4.Size based on dimensional deviations are given


Question:
 What is the minimum limit size of a dimension 50 (+0.03, -0.02)?

1.50.03 mm

2.50.02 mm

3. 49.97 mm

4.49.98 mm


Question:
 What is the tolerance of dimension 30 (+0.02, -0.02)?

1.30 mm

2.0.04 mm

3.- 0.02 mm

4.+ 0.02 mm


Question:
 Which term used to indicate external dimension of a component in BIS system of limits & fits?

1.Hole

2.Shaft

3.Deviation

4.Tolerance


Question:
 Which way the coolant flows through the cutting edge in a drill?

1.Web

2.Land

3.Body

4.Flutes


Question:
 Why the tap drill size to be calculated?

1.To avoid drill breaking

2.To avoid material wastage

3.To calculate sufficient cutting speed

4.To maintain sufficient material to tap


Question:
. Which term used to indicate external dimension of a component in BIS system of limits & fits?

1.Hole

2.Shaft

3.Deviation

4.Tolerance


Question:
How does a lever type dial test indicator make the pointer rotation?

1.Back gear mechanism

2.Rack and pinion mechanism

3.Lever and scroll mechanism

4.Worm and worm wheel mechanism


Question:
How does the concentricity of shafts can be checked?

1.Using center gauge

2.Using Vernier caliper

3.Using combination set

4.Using dial test indicator


Question:
How many fundamental deviations are in BIS system?

1.12

2.18

3.20

4.25


Question:
How many grades of tolerances are represented in BIS system?

1.12

2.15

3.18

4.25


Question:
How many numbers are in metric tap set?

1.1

2.2

3.3

4.4


Question:
How many numbers are in metric tap set?

1.1

2.2

3.3

4.4


Question:
How to express feed in drilling?

1.m/rev

2.m/min

3.mm/rev

4.mm/hour


Question:
How we specify a Vernier height gauge?

1.Width of beam

2.Height of beam

3.Thickness of beam

4. Size of base


Question:
What is an advantage of mass production?

1.Production rate is increased

2.Measuring time is increased

3.Jigs and fixtures are needed

4.Special purpose machines are needed


Question:
What is mass production?

1.Producing work in pairs

2.Producing a work in single piece

3.Producing a work in large numbers

4.Producing a work in limited numbers


Question:
What is mean by ‘upper deviation’ in BIS system of limits & fits?

1.Maximum size of a component

2.Minimum size of a component

3.Algebraic difference between maximum limit & minimum limit

4.Algebraic difference between maximum limit & basic size


Question:
What is mean by ‘upper deviation’ in BIS system of limits & fits?

1.Maximum size of a component

2.Minimum size of a component

3.Algebraic difference between maximum limit & minimum limit

4.Algebraic difference between maximum limit & basic size


Question:
What is meant by ‘Lower deviation’ in BIS system?

1.Algebraic difference between maximum limit and basic size

2.Algebraic difference between minimum limit and basic size

3.Algebraic difference between maximum limit and minimum limit

4.Algebraic difference between basic size and upper deviation


Question:
What is term 'Basic size' indicate?

1.Minimum limit size of the work

2.Maximum limit size of the work

3.Size of the compound after it is manufactured

4.Size based on dimensional deviations are given


Question:
What is the angle of counter sink rivet head?

1.75°

2.80°

3.90°

4.120°


Question:
What is the definition of ‘tolerance’ in BIS system?

1.Difference between basic size & actual size

2.Algebraic difference between maximum limit & basic size

3.Difference between maximum limit & minimum limit

4.Algebraic difference between minimum limit & basic size


Question:
What is the definition of fits?

1.Maximum size of a dimension

2.Minimum size of a dimension

3.Permissible deviation of a dimension

4.Relationship that exist between two mating parts


Question:
What is the formula to find tap drill size in general purpose?

1.Major diameter - pitch

2. Major diameter - (3 × pitch)

3.Major diameter - (2 × pitch)

4.Major diameter - (0.5 × pitch)


Question:
What is the fundamental deviation of dimension Dia 25H7?

1.7

2.H

3.H7

4.25


Question:
What is the least count of a Vernier caliper if 19 main scale divisions (19 mm) are divided into 20 equal parts in the Vernier scale?

1.0.01 mm

2.0.02 mm

3.0.05 mm

4.0.10 mm


Question:
What is the least count of Vernier height gauge?

1.0.001 mm

2.0.002 mm

3.0.005 mm

4. 0.02 mm


Question:
What is the maximum limit size of dimension Dia. 25 (+0.003, -0.001)?

1.25.003 mm

2.25.001 mm

3.24.997 mm

4.24.999 mm


Question:
What is the maximum size of the hole can be drilled by sensitive drilling machine?

1.1.25 mm

2.12.5 mm

3.25 cm

4.12.5 cm


Question:
What is the minimum limit size of a dimension 50 (+0.03, -0.02)?

1.50.03 mm

2.50.02 mm

3.49.98 mm

4.49.98 mm


Question:
What is the name of the driving end which is fitted on the machine?

1.Lip

2.Heel

3.Flute

4.Shank


Question:
What is the name of the operation for making holes on work piece?

1.Boring

2.Drilling

3.Reaming

4.Counter sinking


Question:
What is the name of the portion of a drill between the point and the shank?

1.Tang

2.Body

3.Land

4.Flute


Question:
What is the name of the portion of a drill between the point and the shank?

1.Tang

2.Body

3.Land

4.Flute


Question:
What is the reason for using dial indicator instead of scriber point in Vernier height gauge?

1.To check eccentricity

2.For accurate marking

3.For accurate measuring

4.For good appearance


Question:
What is the reason for using dial indicator instead of scriber point in Vernier height gauge?

1.To check eccentricity

2. For accurate marking

3.For accurate measuring

4.For good appearance


Question:
What mechanism is used to convert linear motion of plunger to rotary motion of pointer in D.T.I?

1.Back gear mechanism

2.Rack and pinion mechanism

3.Cam and follower mechanism

4.Worm and worm wheel mechanism


Question:
What the is name of the cone shaped end of a drill?

1.Tang

2.Flute

3.Point

4.Margin


Question:
Which fundamental deviation symbol indicate ‘Hole basis’ system?

1.h

2.H

3.P

4.j


Question:
Which fundamental deviation symbol indicates shaft basis system?

1.H

2.h

3.P

4. j


Question:
Which gap from spindle face is considered as the reading of outside micrometer?

1.Anvil

2.Frame

3.Barrel

4.Thimble


Question:
Which one of the following operation is used to bevel the mouth of a drilled hole?

1.Reaming

2.Spot facing

3.Counter boring

4.Counter sinking


Question:
Which part of drill forms the cutting edge?

1.Body

2.Land

3.Point

4.Flutes


Question:
Which part of the drill carries the coolant to the cutting edge?

1.Lip

2.Land

3.Flute

4.Point


Question:
Which portion of drill the flutes are cut?

1.Body

2.Tang

3.Point

4.Shank


Question:
Which size will represent the zero line in limit terminology?

1.Basic size

2.Actual size

3.Minimum size

4.Maximum size


Question:
Which type of fit is obtained if the hole is bigger than the shaft?

1.Tight fit

2.Transition fit

3.Clearance fit

4.Interference fit


Question:
Which way the coolant flows through the cutting edge in a drill?

1.Web

2.Land

3.Body

4.Flutes


Question:
Why the extreme care should be taken while handling Vernier caliper?

1. Measuring instrument

2.Indirect measuring instrument

3. Precision instrument

4.Semi precision instrument


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