Engineering Materials MCQ Questions & Answers | Mechanical Engineering Page-1 section-3

Section 1 Section 2 Section 3 Section 4 Section 5

1.
The percentage of carbon in grey iron castings usually varies between

A. 0.5 to 1%

B. 1.2%

C. 2.5 to 4.5%

D. 5 to 7%

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2.
Dye penetrant method is generally used to locate

A. Core defects

B. Surface defects

C. Superficial defects

D. Temporary defects

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3.
The material widely used for making pendulums of clocks is

A. Stainless steel

B. High speed steel

C. Heat resisting steel

D. Nickel steel

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4.
Taps dies and drills contain carbon

A. Below 0.5%

B. Below 1%

C. Above 1%

D. Above 2.2%

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5.
Solder is an alloy consisting of

A. Tin, antimony, copper

B. Tin and copper

C. Tin and lead

D. Lead and zinc

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Engineering Materials MCQ Questions & Answers | Mechanical Engineering

1. The percentage of carbon in grey iron castings usually varies between

Answer & Solution

2. Dye penetrant method is generally used to locate

Answer & Solution

3. The material widely used for making pendulums of clocks is

Answer & Solution

4. Taps dies and drills contain carbon

Answer & Solution

5. Solder is an alloy consisting of

Answer & Solution

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1.
The percentage of carbon in grey iron castings usually varies between

2.
Dye penetrant method is generally used to locate

3.
The material widely used for making pendulums of clocks is

4.
Taps dies and drills contain carbon

5.
Solder is an alloy consisting of