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A bridge rectifier is a type of full-wave rectifier circuit that converts alternating current (AC) to direct current (DC).
Consists of four diodes arranged in a bridge configuration
Allows both halves of the AC waveform to be converted to DC
Produces a smoother output compared to a half-wave rectifier
Commonly used in power supplies and battery chargers
SMPS stands for Switched Mode Power Supply, a type of power supply that uses switching devices to convert electrical power efficiently.
SMPS is more efficient than traditional linear power supplies.
It uses high-frequency switching to regulate the output voltage.
Common examples include laptop chargers and desktop computer power supplies.
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posted on 12 Jan 2022
I applied via Referral and was interviewed in Jul 2021. There was 1 interview round.
I applied via Referral and was interviewed before Aug 2021. There was 1 interview round.
posted on 13 Apr 2015
posted on 23 May 2022
I applied via Referral and was interviewed before May 2021. There were 2 interview rounds.
I applied via Walk-in and was interviewed in Nov 2020. There was 1 interview round.
An electronic mechanic is a professional who repairs and maintains electronic equipment.
Electronic mechanics diagnose and troubleshoot issues in electronic equipment.
They repair or replace faulty components in electronic devices.
They perform regular maintenance and preventive measures to ensure optimal performance.
Electronic mechanics may specialize in specific types of equipment, such as computers, televisions, or med...
I applied via Walk-in and was interviewed in Jun 2022. There were 3 interview rounds.
Arduino is an open-source electronics platform based on easy-to-use hardware and software.
Arduino is a microcontroller board used for building digital devices and interactive objects.
It is programmed using the Arduino software, which is based on C++ programming language.
Power can be distributed to Arduino through USB, battery, or external power supply.
Arduino has multiple input and output pins that can be used to conne...
I appeared for an interview before Nov 2023.
I applied via Approached by Company and was interviewed in Jun 2024. There was 1 interview round.
4 test papers technical, english , reasoning, general awareness
posted on 21 Mar 2025
I appeared for an interview in Feb 2025, where I was asked the following questions.
Half wave and full wave rectifiers convert AC to DC, differing in efficiency and output waveform.
Half Wave Rectifier: Uses one diode, allows only one half of AC waveform.
Example: Simple power supply for low-power devices.
Full Wave Rectifier: Uses two or four diodes, utilizes both halves of AC waveform.
Example: More efficient power supply for higher power devices.
Half wave produces pulsating DC, while full wave produces
Filtering signals with ripples involves using techniques to reduce unwanted oscillations while preserving desired signal characteristics.
Use a low-pass filter to attenuate high-frequency ripples while allowing low-frequency signals to pass.
Apply a moving average filter to smooth out rapid fluctuations in the signal.
Consider using a Butterworth filter for a smooth frequency response with minimal ripples.
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