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I applied via Walk-in and was interviewed in Aug 2024. There was 1 interview round.
A transformer is an electrical device that transfers electrical energy between two or more circuits through electromagnetic induction.
Consists of two coils of wire, known as primary and secondary coils
Primary coil receives electrical energy and creates a magnetic field
Magnetic field induces a voltage in the secondary coil, transferring energy
Used in power distribution, voltage regulation, and isolation
Examples: step-up...
Star delta motor power and control wiring diagram involves connecting the motor in star configuration for starting and then switching to delta configuration for running.
Start by connecting the motor windings in star configuration for starting to reduce the starting current.
Use a star delta starter to automatically switch the motor windings from star to delta configuration once the motor reaches a certain speed.
Ensure p...
Motor connections can be checked by inspecting the wiring, ensuring proper color coding, checking for loose connections, and using a multimeter.
Inspect the wiring to ensure it is intact and not damaged.
Check for proper color coding of the wires according to the motor's specifications.
Look for any loose connections or signs of overheating.
Use a multimeter to test the continuity and voltage of the connections.
Panel wiring involves connecting electrical components within a control panel to ensure proper functioning.
Panel wiring requires careful planning and organization to prevent errors.
Proper labeling of wires and components is essential for troubleshooting and maintenance.
Following electrical codes and safety regulations is crucial to prevent hazards.
Using the right tools and materials is important for a successful panel ...
I applied via Company Website and was interviewed before May 2023. There were 2 interview rounds.
I applied via Referral and was interviewed before Apr 2022. There were 2 interview rounds.
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I applied via Naukri.com and was interviewed in Sep 2020. There were 3 interview rounds.
The HashMap class is used to represent key-value pairs in Java.
HashMap is a part of the Java Collections Framework.
It allows null values and only one null key.
It provides constant-time performance for basic operations like get and put.
Example: HashMap<String, Integer> map = new HashMap<>();
Abstraction is the process of simplifying complex systems by focusing on essential details and hiding unnecessary complexities.
Abstraction allows us to create models or representations of real-world objects or systems in software.
It helps in managing complexity by breaking down a system into smaller, more manageable parts.
Abstraction provides a level of indirection, allowing changes to be made in one part of the system...
try-catch is used in Java to handle exceptions and prevent program crashes.
try-catch blocks are used to catch and handle exceptions that may occur during program execution.
It allows the program to gracefully handle errors and prevent the program from crashing.
The try block contains the code that may throw an exception, and the catch block handles the exception.
Multiple catch blocks can be used to handle different types...
The statement to use for selecting based on integer inputs is the 'switch' statement.
The 'switch' statement allows for multiple cases to be evaluated based on the value of an integer input.
Each case represents a possible value of the input, and the corresponding code block is executed if the value matches.
The 'switch' statement also provides a 'default' case which is executed if none of the cases match the input value.
...
I applied via Campus Placement and was interviewed in Oct 2020. There was 1 interview round.
I applied via Approached by company and was interviewed in Aug 2021. There were 2 interview rounds.
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I applied via Company Website and was interviewed before Oct 2020. There was 1 interview round.
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