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WorksheetsMETROLOGY MCQ
Total questions: 82
Worksheet time: 41mins
Name
Class
Date
1.
Metrology is a branch of science which deals with ___.
a)
Medical applications
b)
Aeronautical Applications
c)
Measurements
d)
None
2.
SI system established in _________ by the general conference of weights and measures
a)
1960
b)
1958
c)
1968
d)
None
3.
______has been adopted as standard in most of the countries in the world.
a)
System International
b)
Measurement
c)
ANSI
d)
None
4.
Two or more physical quantities combined to form ___________ units.
a)
Derived unit
b)
Fundamental units
c)
Temperature
d)
None
5.
1°C = _______K
a)
200
b)
274
c)
350
d)
None
6.
_______ is the physical quantity for Candela.
a)
Electric current
b)
Temperature
c)
Luminous intensity
d)
None
7.
Prefix for 101 is _____________.
a)
deca
b)
exa
c)
deci
d)
None
8.
SI symbol m is the prefix for ________
a)
Nano
b)
micro
c)
milli
d)
None
9.
___________ is the agreement of the result of a measurement with the true value of the measured quality.
a)
Precision
b)
Accuracy
c)
Interchangeability
d)
none of this
10.
__________ is the repeatability of a measuring process
a)
Accuracy
b)
Interchangeability
c)
Precision
d)
None
11.
Steel tapes are made of ______
a)
Spring steel
b)
mild steel
c)
copper
d)
carbon steel
12.
What is the least count of steel sule?
a)
0.05mm
b)
1.0mm
c)
0.02mm
d)
1.5mm
13.
An example for non precision instrument
a)
Steel rule
b)
Vernier caliper
c)
Depth Gauge
d)
Micrometer
14.
The simple measuring instruments used to transfer measurements from a steel rule to objects and vice versa
a)
Vernier caliper
b)
Height gauge
c)
Calipers
d)
Depth Gauge
15.
For measuring recessed areas _______ type of is used
a)
Inside calipers
b)
Transfer Calipers
c)
Odd leg calipers
d)
Jenny calipers
16.
Spring joint calipers have the advantage of____
a)
Quick setting
b)
Quick releasing
c)
Both a & b
d)
None of the above
17.
Vernier caliper works under the principle of _______
a)
difference in scales
b)
Option in scale
c)
Screw and nut
d)
Sliding scale
18.
On a vernier scale of 0.05 least count,there will be ____ divisions.
a)
40 divisions
b)
20 divisions
c)
10 divisions
d)
50 divisions
19.
On a vernier scale of 0.1 least count,there will be ____ divisions.
a)
20 divisions
b)
10 divisions
c)
50 divisions
d)
40 divisions
20.
On a vernier scale of 0.02 least count, there will be ____ divisions.
a)
50 divisions
b)
40 divisions
c)
10 divisions
d)
20 divisions
21.
A gear tooth vernier caliper is used to check the gear tooth thickness ______ .
a)
at pitch line
b)
at crest line
c)
at root line
d)
None of the above
22.
A vernier micrometer has a least count of ____.
a)
0.01mm
b)
0.1mm
c)
0.001mm
d)
0.02mm
23.
On a vernier caliper, fine adjustment mechanism is provided to_____.
a)
lock the movement
b)
get fine movement
c)
Both a & b
d)
None of the above
24.
A hooked vernier depth gauge is used to check
a)
inside diameter
b)
distance to a recess
c)
outside diameter
d)
None of the above
25.
On a vernier micrometer, vernier scale is constructed by dividing __________ .
a)
19 thimble div. into 20 parts
b)
9 thimble div. into 10 parts
c)
49 thimble div. into 50 parts
d)
None of the above
26.
Depth of hole is measured
a)
micrometer
b)
Vernier depth gauge
c)
Vernier height gauge
d)
None of the above
27.
An instrument used for cheking the height of the work pieces or scrbing lines accurately in relation to a given surface is known as _______
a)
caliper
b)
surface plate
c)
Vernier height gauge
d)
None of the above
28.
An outside micrometer spindle screw has a pitch of
a)
0.5mm
b)
10mm
c)
1mm
d)
0.01mm
29.
Ratchet stop of a micrometer is used to give ___
a)
lock the movement
b)
protect the spindle
c)
uniform measuring pressure
d)
protect the thimble
30.
A ‘V’ anvil micrometer is used to check ___.
a)
Thread diameter
b)
error on roundness
c)
Error on parallelism
d)
Thickness of work
31.
The part of a micrometer marked with millimeter scale is _____.
a)
Barrel
b)
Anvil
c)
Thimble
d)
Ratchet
32.
The thimble scale is above the zero line it is known that ____ and value to ____.
a)
Negative error and added
b)
Positive error and subtract
c)
Negative and subtract
d)
None of the above
33.
The thimble scale is below the zero line it is known that ____ and value to ____.
a)
Negative and subtract
b)
Positive error and subtract
c)
Negative error and added
d)
None of the above
34.
Equipment like slip gauges is allowed to be handled only by using a piece of
a)
Chamois leather or strip of perspex
b)
petroloeum jelly
c)
petrol
d)
oil
35.
The standard temperature for measurement is ____________
a)
10 deg
b)
20 deg
c)
30 deg
d)
90 deg
36.
Dial indicators works on the principle of ________________
a)
Gear & Pinion or lever magnification system
b)
cam mechanism
c)
gear & Pulley mechanism
d)
All the above
37.
In the dial test indicators, finger probe can be moved by around
a)
240
b)
180
c)
90
d)
360
38.
The internal dial caliper gauges are used for_____________
a)
Quick inside diameter
b)
Outside Diameter
c)
Recess hole
d)
All the above
39.
Least count of Pocket thickness guage
a)
0.01
b)
0.02
c)
0.1
d)
0.5
40.
Least count of Bore Guage
a)
0.01
b)
0.001
c)
0.02
d)
0.1
41.
The base of Dial depth guage is __________
a)
hardened, ground, lapped
b)
milled
c)
Only ground
d)
All the above
42.
Which one of the following is not the classification of Metrology
a)
Industrial Metrology
b)
Technical Metrology
c)
Astronomical Metrology
d)
Mechanical Metrology
43.
The point at which the three phases of water (vapor, liquid, and ice) are in equilibrium) is called
a)
Double point
b)
Triple point
c)
Single point
d)
All the above
44.
Steel tapes are made from _____________ spring steel
a)
Non Rusting
b)
Rusting
c)
Wear Resistance
d)
Corrosion Resistance
45.
Steel rules are made _____________ long
a)
150, 300, 500 and 1000mm
b)
100, 200, 400, 1000mm
c)
50, 100, 150, 200mm
d)
All the above
46.
Identify the correct symbols Second
a)
sec
b)
s
c)
sd
d)
second
47.
Identify the correct symbols Meter
a)
mtr
b)
mt
c)
m
d)
All the above
48.
SI is a coherent system based on the____________independent physical quantities
a)
7
b)
5
c)
4
d)
8
49.
Accuracy depends largely on the inherent skill of the user. A fine ___________________ will give the best results
a)
Feel
b)
Good eye
c)
Patience
d)
All the above
50.
Contact point of Dial pipe guage spindle is ______________ diameter
a)
2.5 mm
b)
1.5
c)
2
d)
3
51.
A bore gauge is incorporated with a__________.
a)
micrometer
b)
dial indicator
c)
vernier scale
d)
telescopic gauge
52.
Bore gauges are used to measure ___________
a)
ovality
b)
circularity
c)
perpendicularity
d)
cylindericity
53.
Bore gauges are compared with a ___________
a)
ring gauge
b)
plug gauge
c)
snap gauge
d)
Hemispherical gauge
54.
A bore gauge can be used for finding the
a)
direct measurement of hole
b)
finish of bores
c)
axis difference of holes
d)
taper of bores
55.
Following tool used for measure ovality
a)
Feeler gauge
b)
Bore gauge
c)
Snap gauge
d)
ring gauge
56.
A telescopic gauge is used to measure
a)
thickness
b)
bore diameter
c)
outside diameter
d)
thread elements
57.
Following tools are impossible to measure the reading directly
a)
Vernier caliper
b)
micrometer
c)
Steel rule
d)
Telescopic gauge
58.
A hemispherical gauge is used to check
a)
thickness of sheet
b)
diameter of small bore
c)
outside diameter
d)
thread elements
59.
Very small bores are measured by
a)
bore gauge
b)
hemispherical gauge
c)
telescopic gauge
d)
none
60.
Following tools are impossible to measure the reading directly
a)
Vernier caliper
b)
micrometer
c)
Hemispherical gauge
d)
dial indicator
61.
____________ Do not indicate actual value of the inspected dimension
a)
Vernier caliper
b)
micrometer
c)
Gauges
d)
Steel rule
e)
Gauges
62.
Classification Of Gauges according To The Type
a)
Standard & Limit gauge
b)
Reference or Master gauge
c)
Snap gauge & Ring gauge
d)
Fixed & Adjustable gauges
e)
Standard & Limit gauge
63.
Limit gauges are made to the _____________of the work to be measured
a)
limit size
b)
fit size
c)
actual size
d)
basic size
e)
limit size
64.
Classification Of Gauges not according to the design
a)
Single limit & Double limit gauges
b)
Single ended & Double ended gauges
c)
Fixed & Adjustable gauges
d)
Triple limit & multiple limit gauges
e)
Triple limit & multiple limit gauges
65.
For checking shafts, the gauge used is _________.
a)
Plug gauge
b)
Ring gauge
c)
Profile gauge
d)
Thread gauge
e)
Ring gauge
66.
Incase of hole, 'NO Go' gauge corresponding to _________.
a)
High limit of size
b)
basic size
c)
actual size
d)
low limit of size
e)
High limit of size
67.
Plain ring gauge checks
a)
plain cylindrical shafts
b)
threaded shafts
c)
tapered shafts
d)
none
e)
plain cylindrical shafts
68.
ELINVAR has
a)
46% nickel
b)
38% nickel
c)
42% nickel
d)
36% nickel
e)
42% nickel
69.
INVAR
a)
46% nickel
b)
38% nickel
c)
42% nickel
d)
36% nickel
e)
36% nickel
70.
Slip guages are finished by____________
a)
20x30mm
b)
10x30mm
c)
10x20mm
d)
20x40mm
e)
10x30mm
71.
Wringing is done by ______________?
a)
Slip Gauge
b)
Bore gauge
c)
Pitch Gauge
d)
Plug Gauge
e)
Slip Gauge
72.
Johanson gauge is also called
a)
Pitch Gauge
b)
Plug Gauge
c)
Snap Gauge
d)
Slip Gauge
e)
Slip Gauge
73.
Non graduated precision instrument is?
a)
Caliper
b)
Slip Gauge
c)
Vernier Caliper
d)
Steel Rule
e)
Slip Gauge
74.
A component having a length of 1000mm is accurately inspected by ?
a)
Long Vernier Scale
b)
Steel Tape
c)
Length Bar
d)
Slip Gauge
e)
Slip Gauge
75.
How many grades of Slip gauges are available?
a)
5
b)
4
c)
3
d)
8
e)
5
76.
Grade 2 Slip gauge is used in __________?
a)
Shop Floor
b)
Inspection
c)
Calibration
d)
None of the Above
e)
Shop Floor
77.
Grade 00 is used to ______purpose
a)
Calibration
b)
Highest Precision
c)
Checking
d)
None of the Above
e)
Highest Precision
78.
Two slip gauges are joined by
a)
sliding
b)
wringing
c)
polishing
d)
slipping
e)
wringing
79.
Checking of a grade1 & grade2 slip gauges is done by
a)
grade0
b)
grade00
c)
calibration grade
d)
none of these
e)
grade0
80.
Slip gauges are finished by ______________
a)
Grinding
b)
Lapping
c)
Polishing
d)
Attraction
e)
Lapping
81.
Seasoning is done for ______ instrument
a)
Slip Gauge
b)
Inspection
c)
Tool Room
d)
None of the Above
e)
Slip Gauge
82.
Room Temperature maintained for lapping operation is ______
a)
15°
b)
20°
c)
25°
d)
50°
e)
20°
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