APL Apollo Tubes Junior Engineer Interview Questions and Answers

Q1. Rectifier,half,full,bridge
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Q2. Difference between igbt mosfet scr
Ans. 
IGBT, MOSFET, and SCR are all types of power electronic devices used for switching and controlling electrical power.
• IGBT stands for Insulated Gate Bipolar Transistor and is commonly used in high power applications such as motor drives and inverters.

• MOSFET stands for Metal Oxide Semiconductor Field Effect Transistor and is commonly used in low power applications such as mobile devices and computers.

• SCR stands for Silico...read more
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Q3. Converter and inverter circuit
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Q4. Slip ring and squirrel cage motor speed slip and torque characteristics
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Q5. Siemens plc and drives
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Q1. Detatal about the subject in which you are strong
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Q2. Proper introduction
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Q1. Asking aboit PDI
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Q2. What is FMEA and how to improve control plan?
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FMEA is Failure Modes and Effects Analysis used to identify and prioritize potential failures in a process or product.
• FMEA involves identifying potential failure modes, their effects, and the likelihood of their occurrence.

• To improve a control plan using FMEA, prioritize high-risk failure modes and implement controls to prevent or mitigate them.

• Regularly review and update the FMEA and control plan based on new informat...read more
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Q3. What is the full form of FMEA
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Failure Mode and Effects Analysis
• FMEA stands for Failure Mode and Effects Analysis

• It is a systematic method for identifying and preventing potential failures in a design or process

• Helps in prioritizing and addressing potential failure modes based on their impact and likelihood

• Commonly used in industries such as automotive, aerospace, and manufacturing

• Example: Conducting FMEA on a car engine to identify potential failur
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Q4. What is 5S and how to maintain it?
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5S is a methodology used to organize a workplace for efficiency and effectiveness by sorting, setting in order, shining, standardizing, and sustaining.
• Sort - Remove unnecessary items from the workplace.

• Set in order - Organize remaining items in a logical manner.

• Shine - Clean and inspect the workplace regularly.

• Standardize - Establish standards and procedures for maintaining the workplace.

• Sustain - Ensure the 5S system ...read more
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Q5. How to find the error in root cause?
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To find the error in root cause, analyze the situation, gather data, identify potential causes, and test hypotheses.
• Analyze the situation thoroughly to understand the context of the error.

• Gather data from various sources to identify patterns or anomalies.

• Identify potential causes by brainstorming and using tools like fishbone diagrams or 5 Whys.

• Test hypotheses by conducting experiments or simulations to validate the ro...read more
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Q1. What are doing in your work place
Ans. Monitoring the parameters and take action.
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Q2. Monitoring the parameters and take action
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There is a technical round for freshers in 50 marks question paper .

Q1. Why are you looking for a job?
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Q2. In your mechanical engineering which subject you like the most ??
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Q3. What do you think of yourself in the next 5 years?
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