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A DOL starter is a direct-on-line motor starter used to start and stop motors without any speed control.
DOL stands for Direct-On-Line.
It is the simplest and most common type of motor starter.
It directly connects the motor to the power supply, providing full voltage at start.
It consists of a contactor, overload relay, and start and stop buttons.
The contactor closes to supply power to the motor, while the overload relay ...
Relay is an electrically operated switch that controls the flow of current in a circuit. MCB is a miniature circuit breaker that protects electrical circuits from overcurrents. Contactor is an electrically controlled switch used for controlling power circuits.
Relay is used to control high power circuits with low power signals.
MCB automatically trips and disconnects the circuit in case of overcurrents.
Contactor is commo...
I applied via Job Fair and was interviewed in Mar 2023. There were 2 interview rounds.
Preca Solutions interview questions for popular designations
I applied via Recruitment Consulltant and was interviewed before Jul 2022. There were 3 interview rounds.
I applied via Company Website and was interviewed before Jun 2023. There were 2 interview rounds.
I applied via Walk-in and was interviewed in Nov 2020. There were 3 interview rounds.
Precompilation unit is a compiled code that can be reused by multiple source files.
Precompilation unit is created by the compiler from the source code.
It contains the compiled code of header files and other dependencies.
It can be reused by multiple source files, reducing compilation time.
It is also known as precompiled header or PCH.
Example: stdafx.h in Visual Studio is a precompiled header file.
posted on 15 Feb 2016
The first 50 prime numbers are...
Start with 2, the first prime number
Check each odd number greater than 2
Use trial division to check if a number is prime
Stop when you have found 50 prime numbers
Sorting a file within a range
Use a sorting algorithm like quicksort or mergesort
Read the file and store the data in an array or list
Sort the array or list within the given range
Write the sorted data back to the file
I am a passionate software engineer with experience in developing web applications using various technologies.
Experienced in developing web applications using HTML, CSS, JavaScript, and frameworks like React and Angular
Proficient in backend development with Node.js, Express, and MongoDB
Familiar with version control systems like Git and project management tools like Jira
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