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Electrical wiring diagram used to start a motor with reduced voltage.
Star delta wiring is used to reduce the starting current of a motor.
It involves connecting the motor windings in a star configuration during starting and then switching to a delta configuration once the motor is up to speed.
This reduces the voltage applied to the motor during starting, which in turn reduces the starting current.
The wiring diagram typi...
Power factor is used by Company 1 to improve energy efficiency and reduce electricity costs.
Improves energy efficiency by reducing reactive power consumption
Reduces electricity costs by avoiding penalties for low power factor
Helps in optimizing the use of electrical equipment
Improves voltage stability and reduces power losses
Example: Company 1 uses power factor correction capacitors to improve power factor
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Please provide more information about the context of the question.
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Chillers are devices that remove heat from a liquid via a vapor-compression or absorption refrigeration cycle.
Chillers use refrigerants to absorb heat from a liquid and transfer it to the environment
There are two types of chillers: vapor-compression and absorption
Vapor-compression chillers use a compressor to circulate refrigerant through the system
Absorption chillers use a heat source to drive the refrigeration cycle
C...
Yellow mark problem components to indicate potential issues or defects.
Yellow marks are used to identify components that may have defects or issues.
This helps in identifying potential problems during quality control checks.
Yellow marks can also be used to indicate components that need further inspection or testing.
Examples include electronic components, mechanical parts, and structural components.
Yellow marks are a com...
Tonnage problem refers to the calculation of the maximum weight a ship can carry safely.
It is important to calculate tonnage to ensure the safety of the ship and crew.
Tonnage is calculated based on the ship's size, volume, and weight capacity.
Overloading a ship can lead to instability, sinking, and loss of life.
Tonnage is also used to determine port fees and taxes.
Tonnage can be measured in gross tonnage or net tonnage
Injectors are used to deliver fuel into the combustion chamber of an engine.
Injectors ensure precise fuel delivery for optimal engine performance.
They help improve fuel efficiency and reduce emissions.
Injectors can become clogged or malfunction, leading to engine problems.
Examples of injectors include diesel injectors, gasoline injectors, and direct fuel injectors.
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I applied via Referral and was interviewed before Sep 2020. There were 3 interview rounds.
I applied via Referral and was interviewed in Aug 2018. There were 2 interview rounds.
I applied via Naukri.com and was interviewed in Feb 2020. There were 3 interview rounds.
I applied via Referral and was interviewed before May 2020. There was 1 interview round.
I applied via Referral and was interviewed before Oct 2021. There were 3 interview rounds.
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S7-1200
S7-1500
S7-300
S7-400
LOGO!
SPC stands for Statistical Process Control, a method used to monitor and control processes to ensure they are operating efficiently and within specifications.
SPC involves collecting and analyzing data to identify variations in a process
It helps in detecting and correcting issues before they result in defects
Common tools used in SPC include control charts, histograms, and Pareto charts
To configure a dp dp coupler, set the parameters for communication protocol, baud rate, address, and data format.
Set the communication protocol to match the devices being connected.
Configure the baud rate to ensure proper data transmission speed.
Assign a unique address to the dp dp coupler for identification.
Choose the appropriate data format for the connected devices.
Test the configuration to ensure proper communicati
It was easy coding questions
Smart pointers are objects that store a pointer to dynamically allocated memory and provide automatic memory management.
Smart pointers help prevent memory leaks by automatically releasing memory when the pointer is no longer needed.
Examples include unique_ptr, shared_ptr, and weak_ptr in C++.
unique_ptr is used for exclusive ownership, shared_ptr for shared ownership, and weak_ptr to break circular references.
A lambda function is a small anonymous function defined in a single line of code without a name.
Lambda functions are often used in programming languages that support functional programming.
They are commonly used for short, simple operations that do not require a named function.
Lambda functions can take any number of arguments but can only have one expression.
Example: lambda x: x*2 defines a lambda function that doubles
Threading is a way for a program to split itself into multiple simultaneous tasks.
Threading allows for parallel execution of tasks within a program.
Each thread has its own stack and runs independently of other threads.
Threads can communicate with each other and share resources.
Example: A web server handling multiple client requests concurrently using threads.
Lambda function is an anonymous function in programming that can have multiple parameters and can be used as an argument to other functions.
Lambda functions are also known as anonymous functions because they do not have a name.
They are often used for short, one-time tasks that do not require a separate function definition.
Lambda functions can take multiple parameters and return a single value.
Example: lambda x, y: x + ...
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