Engineering

Manufacturing Technology MCQs: 286 Questions & Answers in Engineering

286 Manufacturing Technology MCQs in Engineering with answers & explanations. Page 11. Practice objective questions for competitive exams, interviews & self-… Use the answer toggle below to show or hide all solutions, tap an option to check one question, or open a question for its own page.

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Manufacturing Technology MCQs: 286 Questions & Answers in Engineering

Dry sand cores may be required for the provision of spigot at the end section of the casting.

Which of the following parts is provided in between the mould and casing to reduce the vibrations?

In centrifugal casting, the casting yield is approximately equaled to 100%.

It is also possible to make un-symmetric shape of casting in true centrifugal casting by introducing some variations to the mould.

Castings made by the centrifugal casting process have negligible porosity.

Which of the following types of centrifugal casting process is used for the casting, whose shape of casting is not axi- symmetric?

Co2 moulding is mainly used for the increase in strength and hardness of the moulds and cores.

Continuous passing of Co2 through the mould can decrease the strength of mould and results in a weak mould.

Additives can be used for the non-ferrous application to avoid the poor collapsibility of the mould.

Sometimes over-gassing can cause the sticking of pattern to the mould in Co2 moulding.

The rotor of a three phase induction motor can never attain synchronous speed.

Which of the following defects occur due to melting or burning away of base metal?

Forging is a metal forming operation in which the metal is stretched to form the desired shape of a metal part.

In general, the casted metal part is much stronger and tougher than that produced by the forging operation.

Which of the following processes is mainly used for making the connecting rods?

The open die forging process is also known as upsetting or upset forging process.

In impression die forging process, extra deformed material is produced which is called a flash.

A cone shaped die is used in the orbital forging for the forging of metal parts.

When an asymmetrical section is roll formed, the finished product will have

Which of the following is true about the extrusion process?

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