TOOL ENGG MCQ CH 6

    
                                                        TOOL ENGINEERING MCQ

                                                       CHAPTER 6 DIE AND MOULDS


 

 

1. Which type of die is used for square rectangular and round containers and parts requiring more stiffness

Options

(A) Embossing die (B) Curling die (C) Bulging die (D) all ofthe above

Option (A) is correct answer


2. Criteria deciding the selection of bend radius and allowances ?

Options

(A) Types of stock material (B) Thickness of material

(C) Bend angle (D) All of the above

Option (D) is correct answer


3. Method to calculate bending pressure ?

Options

(A) Bending method (B) Length of bend (C) Thickness of stock material

(D) All of the above

Option (D) is correct answer


4. The allowances in thickness is allowed by considering the angle of Band is called bending allowances ?

Options

(A) True (B) False

Option (A) is correct answer


5. After release of a bending pressure the elastic stresses are also released which causes metal movement resulting in a decrease in the angle of Bend as well as an increase in the included angle between the bent portion is type of metal movement is called spring back?

Options

(A) False (B) True

Option (B) is correct answer


6. When sheet metal is to be bend at an angle from its edge then the process is called ?

Options

(A) V bending (B) Edge bending (C) Both A and B (D) None of the these

Option (B) is correct answer


7. Which type of die are used for manufacturing hings,pots,pen, kitchen ware automobile filter

Options

(A) embossing die (B) Curling die (C) Bulging die (D) All of the above

Option (B) is correct answer


8. Range of parting Line or surface is not remaining in one plane then the defect of forging is called?

Options

(A) Mismatch (B) Shrinkage (C) Tolerance (D) Partingline

Option (A) is correct answer


9. When the forging from this temperature comes to the room temperature its contraction will take place is known as ?

Options

(A) Tolerances (B) Shrinkage (C) Mis-Match  (D) All of the above

Option (B) is correct answer


10. Which type of Dye is used for upsetting the heads of bolt rivet and pin

Options

(A) embossing die (B) Curling die  (C) swaging die (D) Coining die

Option (C) is correct answer


11. Draft or taper is provided on the on the pattern in moulding for easy removal of the pattern from the molding sand it is ?

Option

(A) True  (B) False

Option (A) is correct answer


12. Which type of die are used for producing coins, ornaments, medals, some decorative items table piece wall piece

Option

(A) embossing die (B) Curling die (C) Coining die (D) All of the above

Option (C) is correct answer


13. Which type of die is used for square rectangular and round containers and parts requiring more stiffness

 Options

(A) Embossing die (B) Curling die (C) Bulging die (D) all ofthe above

Option (A) is correct answer


14. Criteria deciding the selection of bend radius and allowances ?

Options

(A) Types of stock material (B) Thickness of material (C) Bend angle (D) All of the above

Option (D) is correct answer


15. Method to calculate bending pressure ?

Options

(A) Bending method (B) Length of bend (C) Thickness of stock material  (D) All of the above

Option (D) is correct answer


16. The allowances in thickness is allowed by considering the angle of Band is called bending allowances ?

Options

(A) True  (B) False

Option (A) is correct answer


16. After release of a bending pressure the elastic stresses are also released which causes metal movement resulting in a decrease in the angle of Bend as well as an increase in the included angle between the bent portion is type of metal movement is called spring back?

Options

(A) False (B) True

Option (B) is correct answer


17. When sheet metal is to be bend at an angle from its edge then the process is called ?

Options

(A) V bending (B) Edge bending (C) Both A and B  (D) None of the these

Option (B) is correct answer


18. The properly kept famish allowances produce forging without any defect due to parting line?

Options

(A) True (B) False

Option (A ) is correct answer

 

 

 

 

 


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