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Mechanical Engineering Mcqs 1919 MCQs [All-Courses]

Mechanical Engineering MCQs prepared for job test and interview preparation, especially for fresh graduates, students, and candidates appearing in competitive exams. These multiple-choice questions cover key topics such as Machine Design, Theory of Machines, Hydraulic Machines, and other important mechanical engineering concepts.

Maximum percentage of carbon in ferrite is___________________?

A 0.025%

B 0.06%

C 0.1%

D 0.25%

Review Detailed Answer

Correct Answer: 0.025%

Corrosion resistance of steel is increased by addition of________________?

A chromium and nickel

B sulphur, phosphorus, lead

C vanadium, aluminium

D tungsten, molybdenum, vanadium, chromium

Review Detailed Answer

Correct Answer: chromium and nickel

Railway rails are normally made of_______________?

A mild steel

B alloy steel

C high carbon

D tungsten steel

Review Detailed Answer

Correct Answer: high carbon

Pick up the wrong statement Nickel and chromium in steel help in _________________?

A providing corrosion resistance

B improving machining properties

C providing high strength at elevated temperatures

D raising the elastic limit

Review Detailed Answer

Correct Answer: improving machining properties

Eutectoid steel contains following percentage of carbon_______________?

A 0.02%

B 0.3%

C 0.63%

D 0.8%

Review Detailed Answer

Correct Answer: 0.8%

Basic constituents of Monel metal are _________________?

A nickel, copper

B nickel, molybdenum

C zinc, tin, lead

D nickel, lead and tin

Review Detailed Answer

Correct Answer: nickel, copper

An engineer’s hammer is made of___________________?

A cast iron

B forged steel

C mild steel

D high carbon steel

Review Detailed Answer

Correct Answer: high carbon steel

By severely deforming a metal in a particular direction it becomes _________________?

A ductile

B malleable

C homogeneous

D isotropic

Review Detailed Answer

Correct Answer: isotropic

Cyaniding is the process of________________?

A dipping steel in cyanide bath

B reacting steel surface with cyanide salts

C adding carbon and nitrogen by heat treatment of steel to increase its surface hardness

D obtaining cyanide salts

Review Detailed Answer

Correct Answer: adding carbon and nitrogen by heat treatment of steel to increase its surface hardness

The loss of strength in compression with simultaneous gain in strength in tension due to overloading is known as________________?

A hysteresis

B creep

C visco elasticity

D Boeschinger effect

Review Detailed Answer

Correct Answer: Boeschinger effect

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Mechanical Engineering Mcqs 1919 MCQs [All-Courses]

All Topics 1919

All Topics 1919

Maximum percentage of carbon in ferrite is___________________?

Corrosion resistance of steel is increased by addition of________________?

Railway rails are normally made of_______________?

Pick up the wrong statement Nickel and chromium in steel help in _________________?

Eutectoid steel contains following percentage of carbon_______________?

Basic constituents of Monel metal are _________________?

An engineer’s hammer is made of___________________?

By severely deforming a metal in a particular direction it becomes _________________?

Cyaniding is the process of________________?

The loss of strength in compression with simultaneous gain in strength in tension due to overloading is known as________________?