Question 1

When sulphur is to be removed from cast iron while melting the same in cupola, the flux used is

Accepted Answer

A) molasses 
B) sodium carbonate with lime stone 
C) zinc sulphate with lime stone 
D) none of the above 
A) molasses 
B) sodium carbonate with lime stone 
C) zinc sulphate with lime stone 
D) none of the above

Question 2

In investment casting the pattern is made of

Accepted Answer

A) wood 
B) urea formaldehyde 
C) wax 
D) none of the above 
A) wood 
B) urea formaldehyde 
C) wax 
D) none of the above

Question 3

Investment casting is also known as

Accepted Answer

A) lost wax casting 
B) lost pattern casting 
C) hot investment casting 
D) any of the above 
A) lost wax casting 
B) lost pattern casting 
C) hot investment casting 
D) any of the above

Question 4

Graphitic cast iron is

Accepted Answer

A) hard 
B) non-machinable 
C) low in damping capacity 
D) high in compressive strength 
A) hard 
B) non-machinable 
C) low in damping capacity 
D) high in compressive strength

Question 5

Electric furnaces can usually operate upto a temperature of

Accepted Answer

A) 1250°C 
B) 1700°C 
C) 2200°C 
D) 1000°C 
A) 1250°C 
B) 1700°C 
C) 2200°C 
D) 1000°C

When sulphur is to be removed from cast iron while melting the same in cupola, the flux used is

In investment casting the pattern is made of

Investment casting is also known as

Graphitic cast iron is

Electric furnaces can usually operate upto a temperature of

Foundry Processes and Materials

Foundry and Casting

Casting Techniques and Processes

Foundry and Casting Processes: Properties, Tools, and Methods

Casting and Foundry Technology

Foundry Operations and Techniques

Casting and Moulding Processes: Part B

Foundry Processes and Techniques

Casting Processes and Materials

Casting and Moulding Processes: Techniques and Defects

Filters

Exam 7: Casting and Moulding Processes: Part A

When sulphur is to be removed from cast iron while melting the same in cupola, the flux used is

In investment casting the pattern is made of

Investment casting is also known as

Graphitic cast iron is

Electric furnaces can usually operate upto a temperature of

Foundry Processes and Materials

Foundry and Casting

Casting Techniques and Processes

Foundry and Casting Processes: Properties, Tools, and Methods

Casting and Foundry Technology

Foundry Operations and Techniques

Casting and Moulding Processes: Part B

Foundry Processes and Techniques

Casting Processes and Materials

Casting and Moulding Processes: Techniques and Defects

Filters