Question 1

Presence of oxygen in copper

Accepted Answer

A) gives it yellow colour 
B) generates blisters on the surface 
C) makes it harder 
D) Parting off 
E) increases electrical conductivity 
A) gives it yellow colour 
B) generates blisters on the surface 
C) makes it harder 
D) Parting off 
E) increases electrical conductivity

Question 2

Which of the following defect in castings is caused by the molten metal?

Accepted Answer

A) Scab 
B) Swell 
C) Shrinkage 
D) Blowholes 
E) All of the above 
A) Scab 
B) Swell 
C) Shrinkage 
D) Blowholes 
E) All of the above

Question 3

Aluminium gears are generally used in

Accepted Answer

A) Compressors 
B) Speed reducers 
C) Instruments 
D) Worm wheels 
E) None of the above 
A) Compressors 
B) Speed reducers 
C) Instruments 
D) Worm wheels 
E) None of the above

Question 4

The disadvantage of die casting process is

Accepted Answer

A) Cost is less 
B) Surface finish is poor 
C) Heavy section can be easily cast 
D) High production rates are not possible 
E) Only certain non-ferrous alloys can be cast economically 
A) Cost is less 
B) Surface finish is poor 
C) Heavy section can be easily cast 
D) High production rates are not possible 
E) Only certain non-ferrous alloys can be cast economically

Question 5

The limitation of a pneumatically operated automatic control system

Accepted Answer

A) is complexity of components 
B) is costly maintenance 
C) Suffers from the transmission lags and slow response 
D) None of the above 
E) All of the above 
A) is complexity of components 
B) is costly maintenance 
C) Suffers from the transmission lags and slow response 
D) None of the above 
E) All of the above

Question 6

In EDM, the tool and work piece are separated by

Accepted Answer

A) A metal conductor 
B) Negative ions 
C) Dielectric fluid 
D) Positive ions 
E) An electrolyte 
A) A metal conductor 
B) Negative ions 
C) Dielectric fluid 
D) Positive ions 
E) An electrolyte

Question 7

The gold point temperature is

Accepted Answer

A) 569°C 
B) 863°C 
C) 100°C 
D) 1000°C 
E) 1063°C 
A) 569°C 
B) 863°C 
C) 100°C 
D) 1000°C 
E) 1063°C

Question 8

In electrical resistance welding when the current passes through the metal, the greatest resistance is

Accepted Answer

A) At the surface 
B) Through the metals to be welded 
C) At the point of contact of the metal to be welded 
D) At the point where electrode contacts the metal 
E) None of the above 
A) At the surface 
B) Through the metals to be welded 
C) At the point of contact of the metal to be welded 
D) At the point where electrode contacts the metal 
E) None of the above

Question 9

The coolant generally used while machining with carbide tools is

Accepted Answer

A) Water 
B) Compressed air 
C) Graphite 
D) Kerosene 
E) Soluble oil 
A) Water 
B) Compressed air 
C) Graphite 
D) Kerosene 
E) Soluble oil

Question 10

During continuous chip formation the maximum heat is taken away by

Accepted Answer

A) Depends on velocity of cutting 
B) Chip 
C) Tool 
D) Work piece 
E) Coolant 
A) Depends on velocity of cutting 
B) Chip 
C) Tool 
D) Work piece 
E) Coolant

Question 11

Range of forging temperature for a mould steel job is

Accepted Answer

A) 940°C - 1180°C 
B) Parting off 
C) 800°C - 1150°C 
D) 750°C - 1300°C 
A) 940°C - 1180°C 
B) Parting off 
C) 800°C - 1150°C 
D) 750°C - 1300°C

Question 12

Poor surface finish and fast wear of tool are the characteristics of

Accepted Answer

A) Continuous chips with built up edges 
B) Discontinuous chips 
C) Inhomogencous chips 
D) Low power consumption 
E) Continuous chips 
A) Continuous chips with built up edges 
B) Discontinuous chips 
C) Inhomogencous chips 
D) Low power consumption 
E) Continuous chips

Question 13

A hermophrodite caliper is

Accepted Answer

A) Has one leg bent and other straight with a sharp point 
B) Has parallel legs 
C) Outside caliper 
D) Inside caliper 
E) Divider 
A) Has one leg bent and other straight with a sharp point 
B) Has parallel legs 
C) Outside caliper 
D) Inside caliper 
E) Divider

Question 14

The material for worm wheels is usually

Accepted Answer

A) Bronze 
B) Cast iron 
C) Copper 
D) Aluminium 
E) Cast steel 
A) Bronze 
B) Cast iron 
C) Copper 
D) Aluminium 
E) Cast steel

Question 15

While machining copper alloys by electro chemical machining the electrolyte used is

Accepted Answer

A) Sodium chlorate 
B) Sodium hydroxide 
C) Sodium sulphate 
D) Common salt 
E) Sodium nitrate 
A) Sodium chlorate 
B) Sodium hydroxide 
C) Sodium sulphate 
D) Common salt 
E) Sodium nitrate

Question 16

A cutting tool fails due to

Accepted Answer

A) crater wear and flank wear 
B) crater formation 
C) Parting off 
D) crater wear and flank wear meeting to cause crumbling of cutting edge 
A) crater wear and flank wear 
B) crater formation 
C) Parting off 
D) crater wear and flank wear meeting to cause crumbling of cutting edge

Question 17

The most commonly used instrument for the measurement of mass or volume of flowing fluids in industrial plants are

Accepted Answer

A) Impeller type 
B) Propeller type 
C) Turbine type 
D) Weight belt type 
E) Any of the above 
A) Impeller type 
B) Propeller type 
C) Turbine type 
D) Weight belt type 
E) Any of the above

Question 18

Which of the following operation cannot be carried out on a lathe machine?

Accepted Answer

A) Taper turning 
B) Blanking 
C) Double start screw cutting 
D) Facing 
E) Knurling 
A) Taper turning 
B) Blanking 
C) Double start screw cutting 
D) Facing 
E) Knurling

Question 19

Internal gears and splines used in automobile industry are manufactured by

Accepted Answer

A) Broaching 
B) Gears shaping 
C) Casting 
D) Milling 
E) Gears hobbing 
A) Broaching 
B) Gears shaping 
C) Casting 
D) Milling 
E) Gears hobbing

Question 20

A rolling mill is specified by

Accepted Answer

A) width of rolls 
B) pressure exerted 
C) gross weight 
D) roll diameter 
E) Parting off 
A) width of rolls 
B) pressure exerted 
C) gross weight 
D) roll diameter 
E) Parting off

Presence of oxygen in copper

Which of the following defect in castings is caused by the molten metal?

Aluminium gears are generally used in

The disadvantage of die casting process is

The limitation of a pneumatically operated automatic control system

In EDM, the tool and work piece are separated by

The gold point temperature is

In electrical resistance welding when the current passes through the metal, the greatest resistance is

The coolant generally used while machining with carbide tools is

During continuous chip formation the maximum heat is taken away by

Range of forging temperature for a mould steel job is

Poor surface finish and fast wear of tool are the characteristics of

A hermophrodite caliper is

The material for worm wheels is usually

While machining copper alloys by electro chemical machining the electrolyte used is

A cutting tool fails due to

The most commonly used instrument for the measurement of mass or volume of flowing fluids in industrial plants are

Which of the following operation cannot be carried out on a lathe machine?

Internal gears and splines used in automobile industry are manufactured by

A rolling mill is specified by

Manufacturing Processes and Materials and Tools

Mechanical Engineering and Manufacturing Processes

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

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Exam 3: Industrial Engineering and Manufacturing Processes and Materials

Presence of oxygen in copper

Which of the following defect in castings is caused by the molten metal?

Aluminium gears are generally used in

The disadvantage of die casting process is

The limitation of a pneumatically operated automatic control system

In EDM, the tool and work piece are separated by

The gold point temperature is

In electrical resistance welding when the current passes through the metal, the greatest resistance is

The coolant generally used while machining with carbide tools is

During continuous chip formation the maximum heat is taken away by

Range of forging temperature for a mould steel job is

Poor surface finish and fast wear of tool are the characteristics of

A hermophrodite caliper is

The material for worm wheels is usually

While machining copper alloys by electro chemical machining the electrolyte used is

A cutting tool fails due to

The most commonly used instrument for the measurement of mass or volume of flowing fluids in industrial plants are

Which of the following operation cannot be carried out on a lathe machine?

Internal gears and splines used in automobile industry are manufactured by

A rolling mill is specified by

Manufacturing Processes and Materials and Tools

Mechanical Engineering and Manufacturing Processes

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

Machining Processes, Techniques and Tools

Filters