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Secure Meters
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I applied via Approached by Company and was interviewed in Apr 2022. There were 2 interview rounds.
posted on 20 May 2017
I was interviewed in Aug 2016.
Microcontroller is a compact computer on a single chip with built-in memory and peripherals, while microprocessor is just a CPU.
Microcontroller has on-chip memory and peripherals, while microprocessor requires external memory and peripherals.
Microcontroller is used in embedded systems, while microprocessor is used in personal computers.
Examples of microcontrollers include Arduino, PIC, and AVR, while examples of microp...
Diodes are electronic components that allow current to flow in one direction. Various types of diodes are used in electronic circuits.
Rectifier diodes
Zener diodes
Schottky diodes
LEDs
Varactor diodes
Tunnel diodes
Photodiodes
PIN diodes
SCR stands for Silicon Controlled Rectifier. It is a semiconductor device used for power control and switching applications.
SCR is used in various applications such as motor control, lighting control, and heating control.
It is used in AC power control circuits to regulate the amount of power delivered to a load.
SCR is also used in voltage regulators, inverters, and battery chargers.
It is a three-terminal device consist...
posted on 17 Jan 2021
I applied via National apprenticeship training scheme(NATS)) and was interviewed before Jan 2020. There was 1 interview round.
Mobile communication involves several processes including transmission, reception, modulation, and demodulation.
Mobile communication uses radio waves to transmit and receive signals.
The signals are modulated to carry information such as voice, data, and video.
The modulated signals are then transmitted through the air to a nearby base station.
The base station receives the signals and demodulates them to extract the info...
posted on 13 Aug 2021
I applied via Campus Placement and was interviewed before Aug 2020. There were 4 interview rounds.
I applied via Company Website and was interviewed before Dec 2019. There were 4 interview rounds.
posted on 4 Apr 2021
I applied via Company Website and was interviewed in Nov 2022. There were 2 interview rounds.
1 phase energy meter measures power in single phase while 3 phase energy meter measures power in three phases.
1 phase energy meter is used for single phase loads like homes, small offices, etc.
3 phase energy meter is used for three phase loads like industrial motors, large factories, etc.
1 phase energy meter has two wires while 3 phase energy meter has four wires.
1 phase energy meter measures voltage, current, power fa...
Smart meters are advanced energy meters that record energy consumption in real-time and communicate it to the utility company.
Smart meters provide real-time energy consumption data to both the consumer and the utility company.
They can communicate wirelessly or through power lines.
Smart meters can help consumers save money by providing information on energy usage patterns.
They can also help utilities manage energy distr...
CT meter measures current while DT meter measures energy consumption.
CT meter measures the current flowing through a circuit while DT meter measures the energy consumption of a circuit over a period of time.
CT meter is used for protection and control purposes while DT meter is used for billing and energy management purposes.
CT meter is used in high voltage applications while DT meter is used in low voltage applications...
SLD stands for Single Line Diagram, a graphical representation of an electrical system.
It shows the flow of electricity in a system
It includes all the components of the system such as transformers, generators, breakers, etc.
It is used by engineers to design and analyze electrical systems
It is also used for maintenance and troubleshooting purposes
Example: SLD of a power plant or a building's electrical system
I was interviewed in Dec 2024.
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