Quiz Questions

ITI Quiz - 10-Mar-2026 01:17 PM (ITISKILL6940XC)

Q-Paper A-Paper
Question 1 1 Marks
Which is elastic material?
A
Nylon
B
Polystyrenes
C
Celluloid
D
Polycarbonates
Question 2 1 Marks
Which is thermo plastic material?
A
Butyl rubber
B
Nylon
C
Neoprene
D
Vinyl polymers
Question 3 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 4 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 5 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 6 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 7 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 8 1 Marks
Which symbol is used to express change in length?
A
L
B
delta l
C
I
D
e
Question 9 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 10 1 Marks
Which force acts on rivets?
A
Tensile force
B
Compressive force
C
Shear force
D
Bending force
Question 11 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 12 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 13 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 14 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 15 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 16 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 17 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 18 1 Marks
Which force acts on crank shaft?
A
Shear stress
B
Torsional stress
C
Tensile stress
D
Compressive stress
Question 19 1 Marks
Which is thermosetting plastic?
A
Vinyl polymers
B
Polystyrenes
C
Celluloid
D
Melamine resins
Question 20 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 21 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 22 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 23 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 24 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 25 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