Power System Protection Quiz

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What are the main components in power systems that require protection?

Generators, Capacitors, Switches, Cables, Induction Machines

Generators, Transformers, Buses, Lines, Motors or Static Loads (correct)

Rectifiers, Surge Arresters, Capacitors, Insulators, Circuit Breakers

Reactors, Inverters, Relays, Conductors, Synchronous Machines

What may result in degradation in performance of insulators which may lead to breakdown and short circuits?

High voltage fluctuations

Mechanical wear and tear

Aging and pollution (correct)

Chemical reactions

What could cause overcurrent or overvoltages in power systems?

Routine maintenance, line switching, load shedding, capacitor bank switching

Abnormalities such as aging, pollution, tree falling on overhead line, lightning strikes (correct)

Generator synchronization, transformer tap changing, line re-conductoring, motor starting

Frequency regulation, voltage control, power factor correction, harmonics filtering

What is the concept of short-circuit in power systems?

A fault condition where current bypasses the normal load path Signup and view all the answers

What may cause a fault in a power system?

A tree falling or touching an overhead line Signup and view all the answers

What is the main purpose of power system protection?

To prevent damage to power system components from abnormalities Signup and view all the answers

What could cause insulation failure in a power system?

A lightning strike Signup and view all the answers

Which component in a power system is susceptible to degradation from aging and pollution?

Insulators Signup and view all the answers

What may cause a fault in a power system?

A tree falling or touching an overhead line Signup and view all the answers

What could lead to damage of power system components?

Overcurrent or overvoltages Signup and view all the answers

Power System Protection Quiz

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Questions and Answers

What are the main components in power systems that require protection?

What may result in degradation in performance of insulators which may lead to breakdown and short circuits?

What could cause overcurrent or overvoltages in power systems?

What is the concept of short-circuit in power systems?

What may cause a fault in a power system?

What is the main purpose of power system protection?

What could cause insulation failure in a power system?

Which component in a power system is susceptible to degradation from aging and pollution?

What may cause a fault in a power system?

What could lead to damage of power system components?

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