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ফাউন্ড্রি এন্ড প্যাটার্ন মেকিং MCQ
51. Which of the following is not a criteria for selecting pattern materials?
Method of moulding
Establishment of parting fine
Chances of repeat orders
Complexity of the casting
55. Which of the following is not a criteria for selecting pattern materials?
Method of moulding
Establishment of parting line
Chances of repeat orders
Complexity of the casting
57. Runners, gates and risers are attached to the pattern to-
Provide ease of cooling
Provide feed to the molten material
Provide design to the casting
Enhance the finishing of the casting
60. Which of the following statement is true?
Casting is the replica of the object to be cast
Pattern is the replica of the casting object
Casting and the pattern are same things
Molten material is cassed into the casting cavity