Hitachi Energy Mechanical Engg. Design Interview Questions and Answers

Q1. Whati stress strain curve
Ans. 
A stress-strain curve shows the relationship between stress (force per unit area) and strain (deformation) in a material.
• It is used to determine the mechanical properties of a material, such as its stiffness, strength, and ductility.

• The curve typically consists of a linear elastic region, a yield point, a plastic deformation region, and ultimately failure.

• Different materials exhibit different shapes of stress-strain cu...read more
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Q1. What is your salary expectation
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Q1. Projection related question
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Q1. Salary related question
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They asked to share details about a senior project. What my role was in the project, and the processes followed by the team to accomplish the project on time.

Q1. Past experiences
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Q1. Design where you will place this object in an assembly
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Q1. Explain Order of execution in SQL
Ans. 
Order of execution in SQL determines the sequence in which different clauses are processed in a query.
• SQL query is processed in the following order: FROM, WHERE, GROUP BY, HAVING, SELECT, ORDER BY.

• FROM clause is processed first to retrieve data from tables.

• WHERE clause filters the data based on specified conditions.

• GROUP BY clause groups the data based on specified columns.

• HAVING clause filters the grouped data.

• SELECT ...read more
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Q2. Sumifs function
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Q3. Boxplots?Histograms?
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Mettle test and mcq were given in interview

Q1. He ask about of your previous company and all
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Q1. It totals depends upon for which profile you are giving interview. Mine was Data Analyst so the interviewer ask me about excel,sql,power bi and some part of statistics
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Q1. He just asked my about my profile briefly and then questioned me about my profile ony then he told me about the work culture and the requiremnt of the profile.
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