Ptc Industries Graduate Engineer Interview Questions and Answers

General questions of basic engineering

Topic work and life balancing.speak confidencely.

Q1. 1. What Is preventive maintenance and break down maintenance 2.types of break types of coupling and it's function
Ans. 
Preventive maintenance involves regular inspections and maintenance to prevent breakdowns, while breakdown maintenance is performed after a breakdown occurs.
• Preventive maintenance is planned maintenance performed on a regular basis to prevent equipment failure.

• Breakdown maintenance is reactive maintenance performed after a breakdown has occurred to restore equipment to working condition.

• Types of couplings include rigid...read more
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Q2. What is shaft , what is tolerance,it's type
Ans. 
A shaft is a rotating machine element used to transmit power. Tolerance is the allowable deviation from a specified dimension.
• Shaft is a mechanical component used to transmit power from one part of a machine to another.

• Tolerance is the permissible limit or limits of variation in a physical dimension.

• Types of tolerance include bilateral tolerance, unilateral tolerance, and limit tolerance.
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Q3. What Is Types of gears
Ans. 
Types of gears include spur gears, helical gears, bevel gears, worm gears, rack and pinion gears, and planetary gears.
• Spur gears have straight teeth and are used for parallel shafts.

• Helical gears have angled teeth for smoother operation.

• Bevel gears are used for intersecting shafts.

• Worm gears have a screw-like appearance and are used for high torque applications.

• Rack and pinion gears convert rotational motion into linea...read more
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Q4. What is Types of pumps
Ans. 
Types of pumps include centrifugal pumps, positive displacement pumps, and axial flow pumps.
• Centrifugal pumps use a rotating impeller to create a flow of fluid.

• Positive displacement pumps move fluid by trapping a fixed amount and forcing it through the discharge.

• Axial flow pumps move fluid parallel to the pump shaft.

• Examples: Centrifugal pump - water pump, Positive displacement pump - gear pump, Axial flow pump - prope
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Q1. About Electronics subjects
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Q2. About languages which I know
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Q1. About ece and specialization
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Q2. About project and ece
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Aptitude and Core Related ( Mine was metallurgy )

10 students in a group, 30 minutes duration, unstructured, topic was " pros and cons of WFH"

Q1. HR QUES -- INTRODUCE YOURSELF, YOUR DREAMS/GOALS, YOUR FAMILY, SPECIAL THING ABOUT YOUR HOMETOWN, INTERESTING KEYPOINTS FROM RESUME, SOCIETIES AND POSITION OF RESPONSIBILITIES.
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Q2. TECH QUESTIONS -- TYPES OF DISLOCATIONS, FE-C DIAGRAM, ELLINGHAM DIAGRAM, GIBBS FREE ENERGY, LATENT HEAT, DIFFERENT CRYSTAL STRUCTURES, SLIP PLANES, STEEL MAKING (AOD PROCESS), LE - CHATLIER'S PRINCIPLE, H...read more
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Q1. Types of steel and theirs properties, Melting point of iron
Ans. 
Types of steel include carbon steel, alloy steel, and stainless steel. Iron has a melting point of 1538 degrees Celsius.
• Carbon steel is made up of iron and carbon, with low tensile strength but high ductility.

• Alloy steel contains elements like nickel, chromium, and molybdenum to enhance properties like strength and corrosion resistance.

• Stainless steel is a type of alloy steel with high corrosion resistance due to the p...read more
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Q2. Some questions related to blast furnaces and type of coal?
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Simple quantitative aptitude questions with technical questions

Q1. Introduction Basic questions Project related explanation
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Q2. Explain about your project
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Q3. Which is your favorite subject
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On women employment and empowerment to know women can do anything and can do job in anywhere

Q1. Introduction, tell me about your self ,why should we hire you
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Q2. Tell me about your strengths and weaknesses
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Q3. Why should we hire you after 5 year
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Q1. Tell me about your strengths and weaknesses
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Q1. Tell me about your strengths and weaknesses
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Good knowledge and understanding

Q1. Tell me about your self ,why should we hire you after 5 year
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Aptitude test is about general knowledge and mechanical subjects

Q1. Asked everything about resume, projects I did and core questions
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Q1. General HR question and are you ready to relocate.
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Medium level difficulty questions

GD was conducted among 10 students to discuss on given problem statement

Q1. Favorite subjects , then questions on the particular subject were asked
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Q2. GD&t questions related to design
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