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A.P.Electronics new Product Development Engineer Interview Questions, Process, and Tips
A.P.Electronics new Product Development Engineer Interview Experiences
1 interview found
I applied via Recruitment Consultant and was interviewed before Nov 2020. There was 1 interview round.
Interview Questionnaire
6 Questions
- Q1. How to resolve led flickering problem.
- Ans.
LED flickering can be resolved by checking power supply, using proper dimmer, and selecting high-quality LED bulbs.
Check power supply for voltage fluctuations
Use a proper dimmer that is compatible with LED bulbs
Select high-quality LED bulbs that are designed to work with dimmers
Ensure proper grounding of the circuit
Avoid using too many LED bulbs on a single circuit
Consider using an LED driver to regulate the voltage
Che
- Q2. Give me the rough estimate of 100w and 50w FL.
- Ans.
The rough estimate of 100w and 50w FL depends on various factors such as the type of bulb, voltage, and lumens.
The type of bulb used affects the wattage and lumens produced.
The voltage supplied also affects the wattage and lumens produced.
The lumens produced by a 100w and 50w FL bulb can vary depending on the manufacturer.
A rough estimate for a 100w FL bulb is around 1600-1800 lumens.
A rough estimate for a 50w FL bulb
- Q3. Why do surge occour at outdoor led lighting.
- Ans.
Surges occur at outdoor LED lighting due to various reasons.
Lightning strikes
Power fluctuations
Switching of high-power equipment
Faulty wiring
Poor grounding
Inadequate surge protection
Environmental factors such as humidity and temperature changes
Overloading of circuits
Electromagnetic interference
Voltage spikes from the power grid
Inrush current during startup
Design flaws in the LED driver circuitry
- Q4. What is the difference between cc and cv led driver.
- Ans.
CC LED driver maintains constant current output while CV LED driver maintains constant voltage output.
CC LED driver is used for high power LEDs and ensures uniform brightness.
CV LED driver is used for low power LEDs and ensures longer lifespan.
CC LED driver is more expensive than CV LED driver.
CC LED driver is more efficient than CV LED driver.
CC LED driver is used in applications where LED brightness needs to be maint...
- Q5. Surge protection device installation process.
- Ans.
Surge protection device installation involves proper grounding and connection to electrical panels.
Ensure proper grounding of the device
Connect the device to the electrical panel
Follow manufacturer's instructions for installation
Test the device after installation to ensure it is functioning properly
- Q6. Do u know the documentation process in led lighting.
- Ans.
Documentation process in LED lighting involves creating technical specifications, test reports, and user manuals.
Technical specifications outline the product's features, performance, and compliance with industry standards.
Test reports document the results of various tests conducted on the product to ensure its quality and safety.
User manuals provide instructions on how to install, operate, and maintain the product.
Othe...
Interview Preparation Tips
Finally they squeeze u in salary discussion
Interview questions from similar companies
new Product Development Engineer Interview Questions & Answers
Plastic Omnium
Anonymous
posted on 13 Nov 2024
I applied via Company Website and was interviewed in May 2024. There were 2 interview rounds.
Statisticcal Probability, ML
Basic questions on SQL,DSA
Selected
I applied via Recruitment Consulltant and was interviewed in May 2024. There were 2 interview rounds.
(6 Questions)
- Q1. What's your roles and responsibilities?
- Q2. How you manage you multiple work at a time?
- Q3. Difference between jig and fixture?
- Ans.
Jigs guide the cutting tool, while fixtures hold the workpiece in place during machining.
Jigs are used to guide the cutting tool, ensuring accuracy and repeatability.
Fixtures are used to hold the workpiece in place during machining operations.
Jigs are often used in drilling, tapping, and reaming operations.
Fixtures are commonly used in milling, grinding, and welding processes.
- Q4. What's mould flow analysis?
- Ans.
Mould flow analysis is a simulation technique used to predict how molten plastic will flow in a mold during the injection molding process.
Helps optimize the design of the mold and the injection molding process
Identifies potential issues such as air traps, weld lines, and sink marks
Allows for adjustments to be made before physical production begins
Can improve part quality and reduce manufacturing costs
- Q5. What's cp and cpk?
- Ans.
Cp and Cpk are process capability indices used to assess the ability of a process to produce output within specification limits.
Cp is a measure of process capability that compares the spread of the process to the width of the specification limits.
Cpk takes into account the centering of the process within the specification limits as well.
Higher values of Cp and Cpk indicate better process capability.
For Cp, a value of 1...
- Q6. How many documents in ppap and tell all in detail?
- Ans.
PPAP typically consists of 18 documents including items like control plans, FMEAs, and PSWs.
PPAP typically consists of 18 documents
Some key documents in PPAP include control plans, FMEAs, PSWs, and dimensional results
Each document serves a specific purpose in ensuring product quality and compliance
(3 Questions)
- Q1. Tested my communication skills
- Q2. Salary expectation and date of joining?
- Q3. Suggest me to make my personality more good
- Ans.
To improve your personality, focus on communication skills, empathy, positivity, and self-awareness.
Work on improving your communication skills by actively listening, speaking clearly, and being assertive.
Practice empathy by putting yourself in others' shoes and showing understanding and compassion.
Maintain a positive attitude, even in challenging situations, to inspire and uplift those around you.
Increase self-awarene...
Interview Preparation Tips
Selected
I applied via Company Website and was interviewed in Feb 2024. There was 1 interview round.
(2 Questions)
- Q1. Technical and HR related questions please 🙏🥺
- Q2. Technical and HR related questions please
Ganesh Vasudevan
(1 Question)
- Q1. Only drawings Structural
(1 Question)
- Q1. Architectural drawings test
Selected
I applied via Recruitment Consulltant and was interviewed before Jul 2023. There was 1 interview round.
Mold design, Parting line selection of injection molding component, Checking of draft angle for injection molding, Solidworks, Solidworks Configuration, GD&T, Windchill
Interview Preparation Tips
- Plastic Molding
- gdnt
- Windchill
I applied via Approached by Company and was interviewed in Jul 2023. There were 2 interview rounds.
(2 Questions)
- Q1. Tell me about yourself
- Q2. Tell about brake sizing
- Ans.
Brake sizing involves determining the appropriate size of brakes for a vehicle based on factors like weight, speed, and stopping distance.
Consider the weight of the vehicle to determine the required braking force
Calculate the speed at which the vehicle will be traveling and the desired stopping distance
Select the appropriate brake size and type based on the calculated requirements
Factors such as brake pad material, rot...
(2 Questions)
- Q1. Experience in software
- Ans.
Extensive experience in various software applications and programming languages.
Proficient in programming languages such as Java, Python, and C++
Experience with software development tools such as Git, JIRA, and Jenkins
Familiarity with database management systems such as MySQL and MongoDB
Experience with web development frameworks such as React and Angular
Ability to learn and adapt to new software quickly
- Q2. Technical knowledge and skills
Interview Preparation Tips
Skills evaluated in this interview
new Product Development Engineer Interview Questions & Answers
Plastic Omnium
Anonymous
posted on 13 Nov 2024
I applied via Company Website and was interviewed in May 2024. There were 2 interview rounds.
Statisticcal Probability, ML
Basic questions on SQL,DSA
I applied via Recruitment Consultant and was interviewed before Oct 2020. There were 3 interview rounds.
Interview Questionnaire
2 Questions
- Q1. First angle projection
- Q2. Geometric dimensions and tolerence
Interview Preparation Tips
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