Define the term ‘calibration’ and state its need for measuring instruments.
State the need for insulation coordination.
When voltage increases then current also increases then what is the need of over voltage relay and over current relay?
How does a clamp diode protect power semiconductors from overvoltage?
How does a clamp circuit protect power semiconductors from overvoltage?
What is an overvoltage protection circuit?
State the working principle and operation of automatic power factor controller used in transmission & distribution system.
State the difference between normal and abnormal conditions in the power system.
State any four causes of faults in the power system.
State any four types of faults and their causes in electrical power system
How does an under-power relay protect against reverse power flow? Answer : An under-power relay is a protective device designed to detect and protect electrical equipment from reverse power flow, which is the condition where power flows in the opposite direction to what is ... reverse, it will be disconnected from the grid to avoid potential damage from reverse power flow....
How do you install a power factor correction system for an industrial facility?
How do you install a power distribution system for an outdoor event or festival?
State the need of UPS.
Why do we need steady state?
State the need of current limiting reactors.
What is an example of a steady state system?
Why do we need real-time operating system?
What is a solid-state relay?
State any four salient features of a microprocessor-based protection relay. Draw a block diagram of a microprocessor-based overcurrent relay.
State any four advantages of static overcurrent relay over electromagnetic relay.
How does a voltage dependent overcurrent relay adapt to system conditions?
How does a voltage regulating relay maintain system voltage?
What is the function of an inverter in a solar power system?
How do you install a power distribution system in an RV or boat?
What is generation in an electrical power system? Answer : In an electrical power system, **generation** refers to the process of producing electrical power from various sources of energy. It is the first stage in the power supply chain before the ... process of creating and supplying electrical power, making it the foundation of an electrical power system....
What is need for instrument amplifier in medical equipment?
What are the common uses of a relay in power electronics?
What is the function of a relay in a power electronic circuit?
How does a relay operate in a power electronic circuit?
How does an impedance relay function in distance protection?
Explain the criteria to be applied in deciding the earthing system for an electrical installation.
What is overvoltage protection?
What is the condition of overvoltage?
What causes overvoltage?
What is overvoltage also known as?
How does a simple voltage clamp circuit protect against overvoltage?
Why do we need maximum power?
Why do electronics need power?
Why do we need power electronics?
Why does the battery need an electrolyte salt bridge between the terminals?
What is an electric power system?
State the range of wind speed considered favorable for wind power generation.
State the criteria for the selection of a power transformer as per IS:10028 (Part–I).
State any four IE Rules to be followed in respect of safety while working on electrical installation system.
State the losses in secondary distribution system.
State the importance of a lighthouse in shipyards and describe the working of the lighthouse illumination system.
State the relationship between line voltage & phase voltage and line current & phase current in a 3-phase star connected system.
State the relationship between line voltage & phase voltage and line current & phase current in a 3-phase delta connected system.
What indicators can signal the need for MCB replacement?
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