Mechanical Engineering Multiple Choice Questions | Mechanical Objective Questions And Answers Pdf

1. Pick up the wrong statement? A refrigent should have a. Low specific heat of liquid b. High boiling point c. High latent heat of vaporization d. Higher critical temperature e. Low specific volume of vapour   Answer: High boiling point 2. The property of a material which enable it to resist fracture due to high impact loads is known

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Mechanical Objective Questions | Mechanical Engineering Objective Type

1. The purpose of jigs and fixtures are to a. Increased production rate b. Increased machining accuracy c. Facilitate interchangeable manufacturing d. Enable employ less skilled operators e. All of the above   Answer: All of the above 2. Which one of the following methods produces gear by generating process a. Hobbing b. Casting c. Punching d. Milling e. Broaching

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Mechanical Engineering Objective Type Question And Answers | Objective Mechanical

1. Which is false statement about case hardening? Case hardening is done by a. Electroplating b. Cyaniding c. Induction hardening d. Nitriding e. Flame hardening   Answer: Electroplating 2. Gun metal contains a. 70% copper and 30% zinc b. 90% copper and 10% tin c. 85-92% copper and rest tin with little lead and nickel d. 70-78% copper and rest

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