Modest Infrastructure QC Engineer Interview Questions and Answers

Q1. Basics about company.
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Q2. Basics about family.
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Q3. General knowledge questions
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Had the coding round and we have to solve the find nth largest element.

Q1. Java 8 concepts and oops concepts
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Q1. How many times hipot test can be done on a cable?
Ans. 
The hipot test can be done on a cable multiple times depending on the specific requirements and standards.
• The number of times a hipot test can be done on a cable depends on the cable's specifications and the testing requirements.

• Generally, a hipot test is performed once during the manufacturing process to ensure the cable's insulation integrity.

• However, additional hipot tests may be conducted during the cable's lifespa...read more
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Q2. What if battery polarity is inverse with respect to battery charger?
Ans. 
If battery polarity is inverse with respect to battery charger, it can lead to damage or malfunction.
• Inverse polarity can cause short circuits or overheating.

• It can damage the battery, charger, or both.

• Reverse polarity protection circuits can prevent damage.

• Always double-check the polarity before connecting the battery to the charger.
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Q3. How many types of earthing are there?
Ans. 
There are several types of earthing used in electrical systems.
• The most common types of earthing are:

• - TN-S system: Separate neutral and protective earth conductors

• - TN-C system: Combined neutral and protective earth conductors

• - TN-C-S system: Combination of TN-S and TN-C systems

• - TT system: Separate earth electrode for each electrical installation

• - IT system: No direct connection between earth and neutral

• Each type of ...read more
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Q4. What type of quality documents you have handled?
Ans. 
I have handled various quality documents such as quality control plans, inspection reports, and non-conformance reports.
• Quality control plans

• Inspection reports

• Non-conformance reports
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Q5. What are the tests performed on PT?
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Q6. What are the tests done on power transformer?
Ans. 
Tests done on power transformers include insulation resistance, turns ratio, winding resistance, and dielectric tests.
• Insulation resistance test checks the insulation quality of the transformer.

• Turns ratio test measures the ratio of primary to secondary turns.

• Winding resistance test determines the resistance of transformer windings.

• Dielectric tests assess the dielectric strength and insulation properties of the transfo...read more
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Q7. What is the process of hipot in busbar, breakers, cables and trafo?
Ans. 
Hipot testing is a process used to verify the insulation integrity of busbars, breakers, cables, and transformers.
• Hipot testing involves applying a high voltage to the component being tested.

• The purpose is to check for any insulation breakdown or leakage current.

• For busbars and cables, the test is typically performed between the conductor and the ground.

• For breakers and transformers, the test is performed between diffe...read more
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Q8. What is the difference between IR, WR and CR?
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IR, WR, and CR are abbreviations used in different contexts. IR stands for Infrared, WR stands for Weather Resistant, and CR stands for Compression Ratio.
• IR refers to Infrared, which is a type of electromagnetic radiation with longer wavelengths than visible light.

• WR is used to indicate that a product or material is designed to withstand various weather conditions.

• CR is a term commonly used in engineering and physics t...read more
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Q9. Where is tap changer in a transfermer located and why?If the voltage output in secondary decreases what will be location of tap changer?
Ans. 
Tap changer in a transformer is located on the high voltage winding side to regulate the voltage output.
• Tap changer is typically located on the high voltage winding side of a transformer.

• It is used to adjust the turns ratio and regulate the voltage output.

• If the voltage output in the secondary decreases, the tap changer will be moved to a higher tap position to increase the voltage.
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Q1. Basic questions regarding our previous experience.
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Q1. Regarding all your work experiences as per your biodata.
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Q1. Tell me about yourself ?
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Q2. Describe about your experience?
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Q1. Tell me about the status of Financial Inclusion in India?
Ans. 
Financial Inclusion in India is improving but still faces challenges in reaching rural and marginalized populations.
• Government initiatives like Jan Dhan Yojana have increased access to banking services

• Digital payment systems like UPI have made transactions easier and more accessible

• Challenges remain in reaching rural and marginalized populations due to lack of awareness and infrastructure

• Microfinance institutions play ...read more
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Q2. How would you deal with Government official?
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Q3. What is your expected CTC?
Ans. 
My expected CTC is negotiable based on the job role, responsibilities, and benefits offered.
• My expected CTC is based on industry standards and my level of experience.

• I am open to discussing the salary range during the interview process.

• I am looking for a competitive salary package that aligns with my skills and qualifications.
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Q1. Gauging calculation
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Q2. Shipment handling
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Q1. Professional experience
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Q2. Emergency situations
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