Quiz Questions

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/cm2

B

Newton/metre2

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/mm2? (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/mm2

B

10 kg /mm2

C

100 kg/mm2

D

1000 kg/mm2

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/mm2

B

12.5 kg /mm2

C

125 kg/mm2

D

12500 kg/mm2

Question 36 1 Marks

What is the safe stress if the ultimate stress of a material is 35 kg/mm2 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

Which affects the centre of gravity of the object?

What is the name of the point at which all the weight of the body concentrated?

Where the centre of gravity of a circle lies?

What is the centre of gravity of a right circular cone from its base?

What is the centre of gravity of a rectangular body?

What is the centre of gravity of a solid hemisphere from its base?

What is the centre of gravity of a sphere?

Which state of equilibrium's example is A cone resting on its tip?

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

Which state of equilibrium's example is, A cone resting on its base?

What is the centre of gravity of a semi circle of diameter 12 cm?

Which is elastic material?

Which is thermo plastic material?

What is the maximum percentage of stretch of its original length is allowable for elastic materials?

What is the ratio between the change in dimension to its original dimension of the substance?

What is the unit of strain?

What is the ratio of change in length to original length?

What is the ratio between lateral strain and longitudinal strain?

Which symbol is used to express change in length?

Which one is the ratio of stress?

Which force acts on rivets?

What is the formula for bulk modulus?

Which law states that within elastic limit stress is directly proportional to strain?

What is the term used for maximum stress attained by a material before rupture?

What is the ratio between ultimate stress to working stress?

What is the ratio of ultimate load to area of original cross section?

What is the ratio of shear stress to shear strain?

What is the ratio between stress and strain?

Which force acts on crank shaft?

Which is thermosetting plastic?

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)

What is the tensile stress if a square rod of 10 mm side is tested for a tensile load of 1000 kg?

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?

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?

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?

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?

What is the other term used for reference table?

Which hand book referred by machine engineer?

What is a hand book?

Which standard schedule of rates to be considered for estimation?

What is an over estimate?

What is a under estimate?

What is the term used for the method of calculating various quantities and expenditure on a particular job or process?

What is the main factor to be considered while preparing a detailed estimate?

Which authority publishes schedule of rates?

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

What is the term, for the details of materials, brand name, grade of quality, rating of current and voltage etc.?

What is the use of engineering drawing?

What is the other term of pocket reference in engineering works?

Which one is related to estimation of work?

What is a total cost?

Who prepares the cost of estimation?

Which one is included in machining estimation sheet?

What is the minimum permissible size of aluminium wire used in estimation?

What is the minimum permissible area of conductor (U/G cable) for three and half cores cable?

Which one is the most reliable estimate?

Which IE rules are to be verified on completion of wiring on any new installation?

What describes the detailed specification for the item of work?