Quiz Questions

ITI Quiz - 30-May-2026 12:06 AM (ITISKILL21971T)

Q-Paper A-Paper
Question 1 1 Marks
Which affects the centre of gravity of the object?
A
Weight
B
Mass
C
Density
D
Shape
Question 2 1 Marks
What is the name of the point at which all the weight of the body concentrated?
A
Initial point
B
Centre of gravity
C
Centroid
D
Central point
Question 3 1 Marks
Where the centre of gravity of a circle lies?
A
At its centre
B
Any where on its radius
C
Any where on its circumference
D
Any where on its diameter
Question 4 1 Marks
What is the centre of gravity of a right circular cone from its base?
A
h/2
B
h/3
C
h/4
D
h/5
Question 5 1 Marks
What is the centre of gravity of a rectangular body?
A
Longer side of rectangle
B
Shorter side of rectangle
C
At the point of intersection of its diagonals
D
At the corners
Question 6 1 Marks
What is the centre of gravity of a solid hemisphere from its base?
A
4r/5
B
3r/8
C
3r/4
D
r/2
Question 7 1 Marks
What is the centre of gravity of a sphere?
A
At the centre
B
On the circumference
C
At the diameter
D
At the radius
Question 8 1 Marks
Which state of equilibrium's example is A cone resting on its tip?
A
Stable
B
Neutral
C
Unstable
D
Horizontal
Question 9 1 Marks
Which one of the following geometrical shapes centre of gravity lies from its base is 1/3 of its height?
A
Square
B
Rhombus
C
Triangle
D
Cone
Question 10 1 Marks
Which state of equilibrium's example is, A cone resting on its base?
A
Un-stable
B
Neutral
C
Stable
D
Bothe A and B
Question 11 1 Marks
What is the centre of gravity of a semi circle of diameter 12 cm?
A
2.24 cm
B
2.54 cm
C
3.25 cm
D
2.75 cm
Question 12 1 Marks
Which is elastic material?
A
Nylon
B
Polystyrenes
C
Celluloid
D
Polycarbonates
Question 13 1 Marks
Which is thermo plastic material?
A
Butyl rubber
B
Nylon
C
Neoprene
D
Vinyl polymers
Question 14 1 Marks
What is the maximum percentage of stretch of its original length is allowable for elastic materials?
A
100%
B
200%
C
300%
D
400%
Question 15 1 Marks
What is the ratio between the change in dimension to its original dimension of the substance?
A
Stress
B
Strain
C
Poisson's ratio
D
Factor of safety
Question 16 1 Marks
What is the unit of strain?
A
Kg/cm<sup>2</sup>
B
Newton/metre<sup>2</sup>
C
Metre
D
No unit
Question 17 1 Marks
What is the ratio of change in length to original length?
A
Linear strain
B
Lateral strain
C
Volumetric strain
D
Poisson's ratio
Question 18 1 Marks
What is the ratio between lateral strain and longitudinal strain?
A
Hooks law
B
Young's modulus
C
Bulk modulus
D
Poisson's ratio
Question 19 1 Marks
Which symbol is used to express change in length?
A
L
B
delta l
C
I
D
e
Question 20 1 Marks
Which one is the ratio of stress?
A
Load and area
B
Load and direction
C
Load and diameter
D
Load and time
Question 21 1 Marks
Which force acts on rivets?
A
Tensile force
B
Compressive force
C
Shear force
D
Bending force
Question 22 1 Marks
What is the formula for bulk modulus?
A
Tensile stress/Tensile strain
B
Compressive stress/Compressive strain
C
Volumetric stress/Volumetric strain
D
Shear stress/Shear strain
Question 23 1 Marks
Which law states that within elastic limit stress is directly proportional to strain?
A
Newtons law
B
Hooks law
C
Joules law
D
Charles law
Question 24 1 Marks
What is the term used for maximum stress attained by a material before rupture?
A
Tensile stress
B
Compressive stress
C
Working stress
D
Ultimate stress
Question 25 1 Marks
What is the ratio between ultimate stress to working stress?
A
Bulk modulus
B
Young's modulus
C
Factor of safety
D
Modulus of rigidity
Question 26 1 Marks
What is the ratio of ultimate load to area of original cross section?
A
Factor of safety
B
Yield point
C
Ultimate stress
D
Youngs modulus
Question 27 1 Marks
What is the ratio of shear stress to shear strain?
A
Modulus of elasticity
B
Modulus of rigidity
C
Bulk modulus
D
Yield point
Question 28 1 Marks
What is the ratio between stress and strain?
A
Yield point
B
Factor of safety
C
Youngs Modulus
D
Poisson's ratio
Question 29 1 Marks
Which force acts on crank shaft?
A
Shear stress
B
Torsional stress
C
Tensile stress
D
Compressive stress
Question 30 1 Marks
Which is thermosetting plastic?
A
Vinyl polymers
B
Polystyrenes
C
Celluloid
D
Melamine resins
Question 31 1 Marks
What force will be required to punch a hole of 10 mm dia in a 1 mm thick plate, if the allowable shear stress is 50N/mm<sup>2</sup>? (Pi = 22/7)
A
1757 N
B
1575 N
C
1571.4 N
D
1577 N
Question 32 1 Marks
What is the tensile stress if a square rod of 10 mm side is tested for a tensile load of 1000 kg?
A
1 kg/mm<sup>2</sup>
B
10 kg /mm<sup>2</sup>
C
100 kg/mm<sup>2</sup>
D
1000 kg/mm<sup>2</sup>
Question 33 1 Marks
What is the tensile strain if a force of 3.2 KN is applied to a bar of original length 2800 mm extends the bar by 0.5 mm?
A
0.0001786
B
0.0001687
C
0.0001867
D
0.0001968
Question 34 1 Marks
How much strain is developed in an iron rod of 1 metre length gets elongated by 1 cm, if a force of 100 kg is applied at one end?
A
0.1
B
0.01
C
0.001
D
0.0001
Question 35 1 Marks
What is the youngs modulus if a wire of 2m long, 0.8 mm2 in cross section increases its length by 1.6 mm on suspension of 8 kg weight from it?
A
1.25 kg/mm<sup>2</sup>
B
12.5 kg /mm<sup>2</sup>
C
125 kg/mm<sup>2</sup>
D
12500 kg/mm<sup>2</sup>
Question 36 1 Marks
What is the safe stress if the ultimate stress of a material is 35 kg/mm<sup>2</sup> and factor of safety is 5?
A
0.143
B
0.7
C
1.43
D
7
Question 37 1 Marks
What is the other term used for reference table?
A
Dictionary
B
Biography
C
Bibliography
D
Information Table
Question 38 1 Marks
Which hand book referred by machine engineer?
A
Parry's cheorikal
B
CRC
C
Mark standard
D
Oxford Dictionary
Question 39 1 Marks
What is a hand book?
A
Model book of various works
B
Type of reference work or other collection of instruction
C
Design book of latest works
D
Dictionary of materials
Question 40 1 Marks
Which standard schedule of rates to be considered for estimation?
A
Standard schedule of rates of the last year
B
Standard schedule of rates of the average of the last 10 years
C
Standard schedule of rates of the average of last 5 years
D
Standard schedule of rates of the current year
Question 41 1 Marks
What is an over estimate?
A
When an estimate is exceeded to actual estimate
B
When an estimate is fell short of the actual estimate
C
When an estimate perfectly matches the actual estimate
D
No work started as per estimate
Question 42 1 Marks
What is a under estimate?
A
No work started as per estimate
B
An estimate perfectly matches with actual
C
An estimate is fell short of the actual estimate
D
An estimate is exceeded the actual estimate
Question 43 1 Marks
What is the term used for the method of calculating various quantities and expenditure on a particular job or process?
A
Estimation
B
Drawing
C
Specification
D
Plan
Question 44 1 Marks
What is the main factor to be considered while preparing a detailed estimate?
A
Shape of material
B
Brand of the materials
C
Quantity, availability and transportation of materials
D
Location of material
Question 45 1 Marks
Which authority publishes schedule of rates?
A
Individual
B
Corporate
C
Partnership firm
D
Government department
Question 46 1 Marks
What is the name of a booklet, the rates of various terms are indicated?
A
Price bank
B
Price bunch
C
Price tag
D
Price catalogue
Question 47 1 Marks
What is the term, for the details of materials, brand name, grade of quality, rating of current and voltage etc.?
A
Drawing
B
Specification of materials
C
Raw materials
D
Price catalogue
Question 48 1 Marks
What is the use of engineering drawing?
A
For estimation of material and execution of work
B
For colourful appearance
C
For reducing the cost
D
For increasing the cost
Question 49 1 Marks
What is the other term of pocket reference in engineering works?
A
Hand tool
B
Hand book
C
Good book
D
New book
Question 50 1 Marks
Which one is related to estimation of work?
A
Bill of material
B
Packing
C
Information table
D
Hand book
Question 51 1 Marks
What is a total cost?
A
Raw material cost only
B
Machining cost only
C
Raw materials cost and machining cost
D
Advertisement cost only
Question 52 1 Marks
Who prepares the cost of estimation?
A
Operator
B
Quality Inspector
C
Estimator
D
Draughts man
Question 53 1 Marks
Which one is included in machining estimation sheet?
A
Transport cost
B
Advertisement cost
C
Raw material cost
D
Tax
Question 54 1 Marks
What is the minimum permissible size of aluminium wire used in estimation?
A
1.5 sq.mm
B
2.5 sq.mm
C
5 sq.mm
D
3.5 sq.mm
Question 55 1 Marks
What is the minimum permissible area of conductor (U/G cable) for three and half cores cable?
A
25 sq.mm
B
50 sq.mm
C
5 sq.mm
D
100 sq.mm
Question 56 1 Marks
Which one is the most reliable estimate?
A
Preliminary estimate
B
Plinth area estimate
C
Cube rate estimate
D
Detailed estimate
Question 57 1 Marks
Which IE rules are to be verified on completion of wiring on any new installation?
A
IE Rules, 1956
B
IE Rules, 1960
C
IE Rules, 1961
D
IE Rules, 1967
Question 58 1 Marks
What describes the detailed specification for the item of work?
A
Quality, Quantity, Workmanship, Method of execution
B
Colour
C
Tax, Transport, Overhead expenses
D
Maintenance, Stock, Cost
Question 59 1 Marks
Which of the impurity in cast iron makes it hard and brittle?
A
Silicon
B
Sulphur
C
Manganese
D
Phosphorus
Question 60 1 Marks
What cables are used for 132KV lines?
A
High tension
B
Super tension
C
Extra high tension
D
Extra super voltage
Question 61 1 Marks
Which specification is other than general specification?
A
Brief specification
B
Bulk specification
C
Detailed specification
D
Main specification
Question 62 1 Marks
What percentage of water absorbed by a good building stone?
A
Less than 10%
B
Less than 20%
C
Less than 8%
D
Less than 5%
Question 63 1 Marks
What is the relative permittivity of rubber?
A
Between 2 and 3
B
Between 5 and 6
C
Between 8 and 10
D
Between 12 and 14
Question 64 1 Marks
What is the weight of the iron ball has volume of 250 cc and density 7.5 gm/cc?
A
1750 gram
B
1875 gram
C
1975 gram
D
1785 gram
Question 65 1 Marks
What is the weight of a rectangular block of a cost iron of 250cm X 20cm X 8cm (density of cast iron is 7.8 gm/cm<sup>3</sup>)?
A
312 kg
B
372 kg
C
410 kg
D
525 kg
Question 66 1 Marks
What is the total estimation cost for making the component of 8 drilled hole dia 10 mm and 4 Numbers of M6 taps in the plate, if Rs.8/- per drilled holes and Rs.12 per drill and tap?
A
Rs.102
B
Rs.100
C
Rs.112
D
Rs.110
Question 67 1 Marks
What is the estimation of milling cost of a rectangular block size 100 X 80 X60 mm, if cost of the milling is Rs.2/sq.cm?
A
Rs.652/-
B
Rs.752/-
C
Rs.572/-
D
Rs.960/-
Question 68 1 Marks
What is the total wattage in a room if 2 tube lights of 50W rating, 2 fans of 80W rating, 2 numbers of light points of 60W rating, one fan point of 60W rating and one 3 pin socket of 100W rating?
A
340 W
B
440 W
C
540 W
D
640 W
Question 69 1 Marks
What is the total labour charges for a particular wiring work completed in 2 days by one electrician and one helper.(Electrician @ ?800/day and helper @ Rs 400/day)
A
Rs. 2000
B
Rs. 2400
C
Rs. 3000
D
Rs. 1400
Question 70 1 Marks
What is the total cost of painting of a class room including ceiling, if the size of length is 6m, breadth is 5m and height is 4m. (Painting + labour cost Rs.150/- per sq.m)
A
Rs.15000/-
B
Rs.16700/-
C
Rs.17700/-
D
Rs.18700/-
Question 71 1 Marks
What is the total cost to assemble 10 personal computer systems, spares cost as given for one system: 1 TB hard disc Rs.4500/-, Intel i3 mother board Rs.7000/-, SMPS Rs.2500/-, monitor Rs.6000/-, keyboard Rs.1000/-, other material cost (Switches, USB, Cabl
A
Rs.275000/-
B
Rs.250000/-
C
Rs.225000/-
D
Rs.265000/-
Question 72 1 Marks
What is the total construction cost of a house construction area of 3000 sq.ft. (cost of construction Rs.2000/- per sq.ft including material and labour)?
A
Rs.30,000,000
B
Rs.60,00,000
C
Rs.6,00,000
D
Rs.6,000,000
Question 73 1 Marks
What is the total cost of Air-conditioners installed in a college, 40 class room-each 1 Air-conditioner, Computer lab 5 Air- conditioners and conference hall 5 Air-conditioners (Cost of one air conditioner Rs.30000/- including installation)?
A
Rs.10 lakhs
B
Rs. 20 lakhs
C
Rs. 12 lakhs
D
Rs. 15 lakhs
Question 74 1 Marks
Which affects the centre of gravity of the object
A
Weight
B
Mass
C
Density
D
Shape
Question 75 1 Marks
What is the name of the point at which all the weight of the body concentrated?
A
Initial point
B
Centre of gravity
C
Centroid
D
Central point
Question 76 1 Marks
Where the centre of gravity of a circle lies?
A
At its centre
B
Any where on its radius
C
Any where on its circumference
D
Any where on its diameter
Question 77 1 Marks
What is the centre of gravity of a right circular cone from its base?
A
h/2
B
h/3
C
h/4
D
h/5
Question 78 1 Marks
What is the centre of gravity of a rectangular body?
A
Longer side of rectangle
B
Shorter side of rectangle
C
At the point of intersection of its diagonals
D
At the corners
Question 79 1 Marks
What is the centre of gravity of a solid hemisphere from its base?
A
4r/5
B
3r/8
C
3r/4
D
r/2
Question 80 1 Marks
What is the centre of gravity of a sphere?
A
At the centre
B
On the circumference
C
At the diameter
D
At the radius
Question 81 1 Marks
Which state of equilibrium's example is A cone resting on its tip?
A
Stable
B
Neutral
C
Unstable
D
Horizontal
Question 82 1 Marks
Which one of the following geometrical shape's centre of gravity lies from its base is 1/3 of its height?
A
Square
B
Rhombus
C
Triangle
D
Cone
Question 83 1 Marks
Which state of equilibrium's example is, A cone resting on its base?
A
Un-stable
B
Neutral
C
Stable
D
Bothe A and B
Question 84 1 Marks
What is the centre of gravity of a semi circle of diameter 12 cm?
A
2.24 cm
B
2.54 cm
C
3.25 cm
D
2.75 cm
Question 85 1 Marks
What are the various types of heat treatment processes?
A
Annealing, Normalising, Hardening and Tempering
B
Normalising, Heating, Cooling and Painting
C
Hardening, Soaking, Painting and Packing
D
Tempering, Cooling, Packing and Solling
Question 86 1 Marks
What is the process of heat treatment?
A
The process of heating and cooling to change the structure and properties
B
The process of heating to change the dimensions
C
The process of cooling to measure the dimensions
D
The process of heating and bending as per our requirement
Question 87 1 Marks
What are the various stages of heat treatment?
A
Heating, Cooling and Quenching
B
Quenching, Cooling and Heating
C
Heating, Soaking and Quenching
D
Soaking, Quenching and Cooling
Question 88 1 Marks
What is the name of the structure formed, if a steel is heated for about 723 Degree C?
A
Cementide
B
Austenite
C
Martensite
D
Ferrite
Question 89 1 Marks
Which heat treatment process is done to refine the grain structure of the steel?
A
Annealing
B
Normalising
C
Hardening
D
Tempering
Question 90 1 Marks
What is the name of heat treatment process done to relieve strain and stress?
A
Normalising
B
Annealing
C
Hardening
D
Tempering
Question 91 1 Marks
Which process produce equilibrium conditions?
A
Annealing and Hardening
B
Normalising and Tempering
C
Annealing and Normalising
D
Normalising and Tempering
Question 92 1 Marks
Which process steel is heated in a carbonaceous atmosphere for the penetration of carbon?
A
Case hardening
B
Nitriding
C
Carburising
D
Induction hardening
Question 93 1 Marks
Which is the suitable nitriding process for all alloyed and unalloyed steels?
A
Silver nitriding
B
Nitriding in salt-bath
C
Nitriding in Quenching tank
D
Gas nitriding
Question 94 1 Marks
What is the name of the heat treatment process, where the metal is heated and quenched in water or oil?
A
Hardening
B
Normalising and Tempering
C
Annealing
D
Tempering
Question 95 1 Marks
Which is a kind of surface hardening process?
A
Cementide
B
Ferrite
C
Nitriding
D
Tempering
Question 96 1 Marks
How much time is allowed normally in soaking zone for a 10mm thick metal piece while hardening?
A
5 minutes
B
10 minutes
C
15 minutes
D
20 minutes
Question 97 1 Marks
What is colour of a metal piece when heated to 250 Degree C while doing the tempering process?
A
Blue
B
Brown
C
Purple
D
Pale
Question 98 1 Marks
What is the purpose of tempering a steel?
A
To reduce the brittleness
B
To remove the ductility
C
To increase the hardness
D
To increase the brittleness