Mott MacDonald Project Engineer Interview Questions and Answers

Q1. Control Valve sizing
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Q2. Flowmeter selection
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Q1. Reason for shifting
Ans. 
I shifted to pursue new opportunities for growth and development in my career.
• Seeking new challenges and responsibilities

• Exploring different industries or technologies

• Relocation for personal reasons or family commitments
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Q2. Expected salary
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Q1. About current projects. And more about seismic/ wind loads
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Q2. How to perform RSM method ?
Ans. 
Response Surface Methodology (RSM) is a statistical technique used to model and analyze the relationship between a response variable and multiple input variables.
• Design a set of experiments based on a factorial design

• Collect data from the experiments

• Fit a regression model to the data

• Analyze the model to determine optimal input settings for the response variable
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Q3. Soil test report
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Q4. Foundation uplift
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Q5. Connection design
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It depends on the region, for me they conducted tool test in the 1st round.

Q1. Technical questions on previously done projects
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Q2. About software and tool proficiency
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Q1. HVAC, FLS & Experience
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Q1. Software Proficiency Test
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Q1. Whate are different bus bar schemes?
Ans. 
Bus bar schemes are different ways of connecting bus bars in power systems.
• Single bus bar scheme

• Double bus bar scheme

• Main and transfer bus bar scheme

• Ring bus bar scheme

• Breaker and a half scheme

• Mesh bus bar scheme
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Q2. What are the equipment sequence for any line bay?
Ans. 
The equipment sequence for any line bay starts with the circuit breaker and ends with the transformer.
• The circuit breaker is the first equipment in the sequence.

• Next comes the isolator switch.

• After that, the earth switch is operated.

• Then the line disconnector is opened.

• Finally, the transformer is disconnected from the line.

• The sequence is reversed when the line bay is put back into service.
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Q1. What you want to leave your current organization?
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Q2. Are you comfortable to relocate to another city?
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