M3M India Senior Project Engineer Civil Interview Questions and Answers for Experienced

Q1. Chiller efficiency
Ans. 
Chiller efficiency is a measure of how well a chiller unit is able to cool a space while using the least amount of energy.
• Chiller efficiency is typically measured by the Coefficient of Performance (COP), which is the ratio of cooling output to energy input.

• Regular maintenance and cleaning of chiller components can improve efficiency.

• Upgrading to a more energy-efficient chiller model can also increase efficiency.

• Proper ...read more
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Q2. Which one more efficiently? Air cooled,or water cooled???
Ans. 
Water cooled systems are generally more efficient than air cooled systems due to higher heat transfer capabilities.
• Water has higher heat transfer capabilities compared to air

• Water cooled systems can maintain more consistent temperatures

• Water cooled systems are typically used in high performance applications such as data centers and industrial machinery
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Q3. How we improved duct velocity?
Ans. 
Duct velocity can be improved by increasing the fan speed or reducing the duct size.
• Increase the fan speed to increase the air velocity in the duct.

• Reduce the duct size to increase the air velocity.

• Use dampers or adjustable louvers to control and optimize the airflow.

• Ensure proper sealing of duct joints to minimize air leakage.

• Consider using smooth and straight ducts to reduce friction and improve airflow.

• Regularly cle...read more
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Q4. What types of gas use chiller system?
Ans. 
The chiller system uses various types of gases for cooling purposes.
• Common types of gases used in chiller systems include R-134a, R-410A, and ammonia.

• R-134a is a hydrofluorocarbon (HFC) refrigerant commonly used in air conditioning systems.

• R-410A is a blend of hydrofluorocarbons used as a replacement for older refrigerants.

• Ammonia (NH3) is often used in industrial chiller systems due to its high cooling capacity.

• Other ...read more
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Q5. How we decided the vrf system capacity as per area??
Ans. 
The VRF system capacity is determined based on the area's cooling and heating load requirements.
• Calculate the total cooling load and heating load for the area

• Consider factors such as insulation, windows, occupancy, and equipment

• Select VRF system capacity based on the calculated load requirements

• Consult with HVAC professionals for accurate sizing
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Q1. Diffirence between project and project engineering
Ans. 
Project refers to a specific task with a defined start and end, while project engineering involves the technical aspects of planning, designing, and executing the project.
• Project is the overall task or objective to be completed within a specific timeframe.

• Project engineering focuses on the technical aspects such as planning, designing, and executing the project.

• Project management involves coordinating resources and tas...read more
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Q2. Types of services in interior fitout
Ans. 
Types of services in interior fitout include design, construction, project management, and installation.
• Design services involve creating layouts, selecting materials, and creating 3D visualizations.

• Construction services include building partitions, ceilings, and flooring.

• Project management services involve coordinating schedules, budgets, and contractors.

• Installation services include fitting furniture, fixtures, and eq...read more
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Q1. Problems faced in site
Ans. 
Some common problems faced on site include delays in material delivery, inclement weather, and coordination issues.
• Delays in material delivery can impact project timelines and budgets

• Inclement weather can halt work progress and cause safety concerns

• Coordination issues between different teams can lead to misunderstandings and errors
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Q2. Difference between agreement and bond
Ans. 
Agreement is a mutual understanding between parties, while a bond is a legal document that ensures fulfillment of obligations.
• Agreement is a mutual understanding between two or more parties.

• A bond is a legal document that guarantees the fulfillment of obligations.

• Agreements are usually informal and may not always be legally binding.

• Bonds are formal and legally enforceable documents.

• Examples of agreements include contra...read more
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Q1. Rate Analysis , Reconciliation of materials
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Q2. Coefficient of cement
Ans. 
The coefficient of cement is a measure of its ability to expand or contract due to changes in temperature or moisture.
• The coefficient of cement is also known as the coefficient of thermal expansion.

• It is an important factor to consider in construction projects to prevent cracking or damage to structures.

• The coefficient of cement varies depending on the type and composition of the cement.

• For example, Portland cement typ...read more
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Q3. Escalation of materials
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Escalation of materials refers to the process of increasing the priority or urgency of obtaining necessary materials for a project.
• Escalation may occur when there are delays in the delivery of materials or when the demand for materials exceeds the supply.

• Project managers may escalate materials by contacting suppliers to expedite delivery or by seeking alternative sources for the materials.

• Escalation can impact project ...read more
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Q1. What is a BOQ?
Ans. 
A BOQ stands for Bill of Quantities, which is a document used in construction projects to list the materials, parts, and labor needed for a project.
• A BOQ is typically prepared by a quantity surveyor or estimator.

• It includes detailed information on quantities, unit rates, and total costs for each item in the project.

• BOQs are used to help contractors and clients understand the scope of work and costs involved in a projec...read more
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Q2. What are your strength?
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Q3. What is a contract?
Ans. 
A contract is a legally binding agreement between two or more parties that outlines the terms and conditions of their relationship.
• A contract must involve an offer, acceptance, consideration, and intention to create legal relations.

• Contracts can be written or oral, but written contracts are generally more enforceable.

• Examples of contracts include employment agreements, rental agreements, and sales contracts.
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Q4. Do you know about fidic?
Ans. 
FIDIC stands for International Federation of Consulting Engineers, which publishes standard contracts for the construction industry.
• FIDIC is an acronym for International Federation of Consulting Engineers.

• FIDIC publishes standard contracts for the construction industry.

• FIDIC contracts are commonly used in international construction projects.
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They will conduct English talent test

Q1. Normal question about your experience and profile
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Q1. After hr interview they forward to you for technical round
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Q1. Flexible with shifts
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Q2. Years of experience & JD briefing
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Q1. Years of experience
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Q2. JD in detail
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