Exide Industries job Controller Interview Questions and Answers

Q1. Working experience
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Q2. Modified question
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Q1. What is crdi engine?
Ans. 
CRDI stands for Common Rail Direct Injection, a fuel injection technology used in diesel engines.
• CRDI engine uses a common rail to supply fuel to the injectors at high pressure.

• It allows for precise control of fuel injection and improves fuel efficiency.

• CRDI engines are commonly used in diesel cars, trucks, and heavy machinery.

• Hyundai, Kia, and Tata Motors are some of the manufacturers that use CRDI engines in their ve
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Q2. What is difference between crdi engine and tdi engine?
Ans. 
CRDI engine uses common rail technology while TDI engine uses turbocharging technology.
• CRDI stands for Common Rail Direct Injection while TDI stands for Turbocharged Direct Injection.

• CRDI engine uses a common rail to supply fuel to the injectors while TDI engine uses a turbocharger to increase the air intake.

• CRDI engine provides better fuel efficiency and lower emissions while TDI engine provides better power and torqu...read more
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One hour time was generated for first round as aptitude test. Reasoning , math , electrical engineering , gk was the syllabus.

In gd the topic was justice delayed is justice denied. It was held in some students group with in approximately time 30 minutes.

Q1. First hr sir questions was regarding my introduce. ?
Ans. I gave answers respected sir my name is yogesh kumar. Basically i live at sadabad district hathras. I belongs a medium family . I completely my highschool with 84% & intermediate with 87% by up board . Polytechnic diploma completed in electrical engineering from up bte with 70% . I am pursuing btech in electrical engineering from dayalbagh Educational Institute agra . It is 5 year btech program .
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Q2. Second question of hr sir was regarding my hobby ?
Ans. I gave answers respected sir i like simple life high thinking, basically my hobbies is simple life high thinking.
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Q3. Third question of hr sir was what is the goal of your life ?
Ans. I gave answers respected sir i want to dedicated my whole life in private industry with my honestly . I am a good person.
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Reasoning, General English,Maths

Q1. Unit Operations,Process Engineering,Heat transfer,Mass transfer Operations.
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Q1. Communication skills,Habits, interested things etc
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Q2. Salary discussion, Some basic Details from me.
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Q1. Tell me about your self
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Q1. What make you project in diploma
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Q1. What is Standard Deviations ?
Ans. 
Standard deviation is a measure of the amount of variation or dispersion of a set of values from the mean.
• It is a statistical measure of variability.

• It measures how spread out the data is from the mean.

• It is calculated by taking the square root of the variance.

• It is commonly used in quality control to ensure consistency and accuracy of products.

• For example, if the standard deviation of a product's weight is high, it me...read more
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Q2. Tell me about yourself
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Q3. Standard Deviation Formula
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Standard deviation formula measures the amount of variation or dispersion of a set of data values.
• The formula is: square root of the sum of the squared differences between each data point and the mean, divided by the number of data points minus one.

• It is used to determine the spread of data in a sample or population.

• A high standard deviation indicates that the data points are spread out over a large range, while a low ...read more
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Q4. PDF of Normal Distribution
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PDF of Normal Distribution is a probability density function that describes the likelihood of a random variable taking a certain value.
• The PDF of Normal Distribution is bell-shaped and symmetrical.

• The area under the curve of the PDF is equal to 1.

• The mean and standard deviation of the distribution determine the shape and location of the curve.

• The PDF is used to calculate probabilities of events occurring within a certa
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Q5. Binomial distribution formula
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Binomial distribution formula is used to calculate the probability of a certain number of successes in a fixed number of trials.
• The formula is P(x) = (nCx) * p^x * (1-p)^(n-x)

• n is the total number of trials, x is the number of successes, p is the probability of success in a single trial

• The formula can be used in various fields such as finance, biology, and engineering

• Example: The probability of getting 3 heads in 5 coi...read more
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Q6. What is correlation?
Ans. 
Correlation is a statistical measure that shows the relationship between two variables.
• Correlation measures the strength and direction of the relationship between two variables.

• It ranges from -1 to 1, where -1 indicates a perfect negative correlation, 0 indicates no correlation, and 1 indicates a perfect positive correlation.

• Correlation does not imply causation.

• For example, there may be a strong correlation between ice...read more
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Q7. What is quality control and what are it's uses?
Ans. 
Quality control is the process of ensuring that products or services meet the desired level of quality.
• It involves inspecting and testing products or services to identify defects or issues.

• It helps to prevent defects and improve overall quality.

• It can be used in various industries such as manufacturing, healthcare, and software development.

• Examples include checking the accuracy of medical test results, testing the dura...read more
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Q8. Tell me about control charts ?
Ans. 
Control charts are statistical tools used to monitor and control a process over time.
• They help identify if a process is stable or unstable.

• They plot data points over time and calculate control limits.

• They can be used to detect and correct problems before they become serious.

• Examples include X-bar and R charts, p-charts, and c-charts.
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