Question 1

Slag inclusion in castings is a

Accepted Answer

A) Internal defect 
B) Defect that can be removed by felting 
C) Surface defect 
D) Superficial defect 
E) Moulding defect 
A) Internal defect 
B) Defect that can be removed by felting 
C) Surface defect 
D) Superficial defect 
E) Moulding defect

Question 2

With electronic circuits the accuracy that can be expected from scanners will lie in the range of

Accepted Answer

A) 25 to 50% 
B) 5 to 10% 
C) 20 to 25% 
D) 10 to 17.5% 
E) 0.1 to 1% 
A) 25 to 50% 
B) 5 to 10% 
C) 20 to 25% 
D) 10 to 17.5% 
E) 0.1 to 1%

Question 3

Tumber gears are used on lathes to

Accepted Answer

A) Reduce lead screw speeds 
B) Provide automatic motion to cross-slide 
C) Provide desired direction of motion to lathe carriage 
D) None of the above 
E) Ruby 
A) Reduce lead screw speeds 
B) Provide automatic motion to cross-slide 
C) Provide desired direction of motion to lathe carriage 
D) None of the above 
E) Ruby

Question 4

In metal cutting operations continuous chips are produced while machining

Accepted Answer

A) Brittle materials 
B) Ductile materials 
C) Hard materials 
D) Soft materials 
E) None of the above 
A) Brittle materials 
B) Ductile materials 
C) Hard materials 
D) Soft materials 
E) None of the above

Question 5

Which one of the following methods cannot be used for producing external threads?

Accepted Answer

A) By tap 
B) By dies 
C) Vernier caliper 
D) By rolling 
E) One lathe 
A) By tap 
B) By dies 
C) Vernier caliper 
D) By rolling 
E) One lathe

Question 6

Buffing is

Accepted Answer

A) An finishing operation in broaching 
B) An etching process 
C) The process of bringing out the luster of metal 
D) A process of electroplating 
E) Covering a metal part with soft materials to prevent damage 
A) An finishing operation in broaching 
B) An etching process 
C) The process of bringing out the luster of metal 
D) A process of electroplating 
E) Covering a metal part with soft materials to prevent damage

Question 7

Which of the following is an accessory for lathe?

Accepted Answer

A) Head stock 
B) Lead screw 
C) Steady rest 
D) Tool post 
E) Tail stock 
A) Head stock 
B) Lead screw 
C) Steady rest 
D) Tool post 
E) Tail stock

Question 8

A drilling machine has spindle speeds from 70 to 800 rpm in eight steps. The fourth speed from the lowest will be

Accepted Answer

A) 245 rpm 
B) 340 rpm 
C) 175 rpm 
D) 300 rpm 
E) 198 rpm 
A) 245 rpm 
B) 340 rpm 
C) 175 rpm 
D) 300 rpm 
E) 198 rpm

Question 9

A gear is to have 14 teeth. Which of the following indexing movement can be used?

Accepted Answer

A) 2 complete turns and 18 holes in 21 hole circle 
B) Parting off 
C) 3 complete turns on a 42 hole circle 
D) 2 complete turns and 36 holes in 49 hole circle 
E) 2 complete turns and 6 holes in 18 hole circle 
A) 2 complete turns and 18 holes in 21 hole circle 
B) Parting off 
C) 3 complete turns on a 42 hole circle 
D) 2 complete turns and 36 holes in 49 hole circle 
E) 2 complete turns and 6 holes in 18 hole circle

Question 10

Which of the following gears are not used to transmit motion from one shaft to another shaft at an angle to the first?

Accepted Answer

A) Worm gears 
B) Bevel gears 
C) Spur gears 
D) Herringbone gears 
E) Helical gears 
A) Worm gears 
B) Bevel gears 
C) Spur gears 
D) Herringbone gears 
E) Helical gears

Question 11

A triple threaded worm is in mesh with a worm wheel of 40 teeth. If the worm revolves at 1200 rpm, the of the worm wheel will be

Accepted Answer

A) 10 
B) 90 
C) 30 
D) 40 
E) 270 
A) 10 
B) 90 
C) 30 
D) 40 
E) 270

Question 12

The angular clearance provided on dies is usually

Accepted Answer

A) 7° to 9° 
B) 5° to 7° 
C) 3°to 5° 
D) 10° to 15° 
A) 7° to 9° 
B) 5° to 7° 
C) 3°to 5° 
D) 10° to 15°

Question 13

Ultrasonic machine is best suited for

Accepted Answer

A) Non-ferrous metal 
B) Spongy materials 
C) Brittle materials 
D) Dielectrics 
E) Amorphous solids 
A) Non-ferrous metal 
B) Spongy materials 
C) Brittle materials 
D) Dielectrics 
E) Amorphous solids

Question 14

A balometer is an element which senses

Accepted Answer

A) Optical input and delivers thermal output 
B) Thermal input 
C) Electrical input and delivers thermal output 
D) Optical input and delivers electrical output 
E) None of the above 
A) Optical input and delivers thermal output 
B) Thermal input 
C) Electrical input and delivers thermal output 
D) Optical input and delivers electrical output 
E) None of the above

Question 15

The size of a lathe is expressed by

Accepted Answer

A) Height of centres from ground 
B) Swing of lathe 
C) Maximum speed of chuck 
D) Gross weight of lathe 
E) Diameter of chuck 
A) Height of centres from ground 
B) Swing of lathe 
C) Maximum speed of chuck 
D) Gross weight of lathe 
E) Diameter of chuck

Question 16

The process of cutting thin gears from metal sheets is known as

Accepted Answer

A) Extruding 
B) Punching 
C) Stamping 
D) Sintering 
E) Rolling 
A) Extruding 
B) Punching 
C) Stamping 
D) Sintering 
E) Rolling

Question 17

The bonding of a rubber sheet with a metal is done by

Accepted Answer

A) Induction welding 
B) Melting rubber in metal 
C) Welding 
D) High frequency dielectric heating 
E) Adhesive bonding 
A) Induction welding 
B) Melting rubber in metal 
C) Welding 
D) High frequency dielectric heating 
E) Adhesive bonding

Question 18

Standard taper generally used on milling machine spindles is

Accepted Answer

A) Seller's taper 
B) Morse taper 
C) Brown and Sharpe taper 
D) Chapman taper 
E) Jarno and Reed taper 
A) Seller's taper 
B) Morse taper 
C) Brown and Sharpe taper 
D) Chapman taper 
E) Jarno and Reed taper

Question 19

For defining length the standard generally followed is

Accepted Answer

A) Bar standard 
B) End standard 
C) Light wave standard 
D) Any of the above 
E) None of the above 
A) Bar standard 
B) End standard 
C) Light wave standard 
D) Any of the above 
E) None of the above

Question 20

Which of the following has better machinability as compared to the remaining?

Accepted Answer

A) Low carbon steels 
B) Zinc alloys 
C) Parting off 
D) Gun metal 
E) Wrought iron 
A) Low carbon steels 
B) Zinc alloys 
C) Parting off 
D) Gun metal 
E) Wrought iron

Slag inclusion in castings is a

With electronic circuits the accuracy that can be expected from scanners will lie in the range of

Tumber gears are used on lathes to

In metal cutting operations continuous chips are produced while machining

Which one of the following methods cannot be used for producing external threads?

Buffing is

Which of the following is an accessory for lathe?

A drilling machine has spindle speeds from 70 to 800 rpm in eight steps. The fourth speed from the lowest will be

A gear is to have 14 teeth. Which of the following indexing movement can be used?

Which of the following gears are not used to transmit motion from one shaft to another shaft at an angle to the first?

A triple threaded worm is in mesh with a worm wheel of 40 teeth. If the worm revolves at 1200 rpm, the of the worm wheel will be

The angular clearance provided on dies is usually

Ultrasonic machine is best suited for

A balometer is an element which senses

The size of a lathe is expressed by

The process of cutting thin gears from metal sheets is known as

The bonding of a rubber sheet with a metal is done by

Standard taper generally used on milling machine spindles is

For defining length the standard generally followed is

Which of the following has better machinability as compared to the remaining?

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Exam 14: Machining Processes, Techniques and Tools

Slag inclusion in castings is a

With electronic circuits the accuracy that can be expected from scanners will lie in the range of

Tumber gears are used on lathes to

In metal cutting operations continuous chips are produced while machining

Which one of the following methods cannot be used for producing external threads?

Buffing is

Which of the following is an accessory for lathe?

A drilling machine has spindle speeds from 70 to 800 rpm in eight steps. The fourth speed from the lowest will be

A gear is to have 14 teeth. Which of the following indexing movement can be used?

Which of the following gears are not used to transmit motion from one shaft to another shaft at an angle to the first?

A triple threaded worm is in mesh with a worm wheel of 40 teeth. If the worm revolves at 1200 rpm, the of the worm wheel will be

The angular clearance provided on dies is usually

Ultrasonic machine is best suited for

A balometer is an element which senses

The size of a lathe is expressed by

The process of cutting thin gears from metal sheets is known as

The bonding of a rubber sheet with a metal is done by

Standard taper generally used on milling machine spindles is

For defining length the standard generally followed is

Which of the following has better machinability as compared to the remaining?

Manufacturing Processes and Materials and Tools

Mechanical Engineering and Manufacturing Processes

Industrial Engineering and Manufacturing Processes and Materials

Mechanical Engineering: Casting, Machining, and Welding

Mechanical Engineering Processes and Concepts

Manufacturing and Welding Processes

Manufacturing and Machining Techniques

Mechanical Engineering: Foundry, Machining, and Materials

Metal Cleaning, Abrasives, and Machining Techniques

Manufacturing and Materials Engineering

Technical Manufacturing and Engineering

Manufacturing Processes: Wood Moisture, Alloyed Cast Iron, Cutting Tools, Welding

Techniques for Hardness Testing, Drilling, Machining, Welding, and Casting

Filters