switching surges

What causes overvoltages in the power system due to switching surges?

• a) Lightning strikes

• b) Faulty equipment

• c) Sudden changes in load

• d) Power outages

How do switching surges-induced overvoltages affect the power system?

• a) Improve power factor

• b) Increase power stability

• c) Cause insulation breakdown and equipment damage

• d) Enhance power transmission capacity

Which of the following is an effect of switching surges-induced overvoltages on the power system?

• a) Improved power quality

• b) Reduced line losses

• c) Increased system reliability

• d) Transient voltage spikes

Which equipment in the power system is most vulnerable to switching surges-induced overvoltages?

• a) Transformers

• b) Circuit breakers

• c) Insulators

• d) Power cables

How can the effects of switching surges-induced overvoltages be mitigated in the power system?

• a) Implementing reactive power compensation

• b) Using high-speed switching devices

• c) Installing surge arresters

• d) Increasing power generation capacity

What causes overvoltages in the power system due to switching surges?

• a) Voltage fluctuations

• b) Lightning strikes

• c) Faulty power generation

• d) Rapid changes in electrical circuits

What measures can be taken to protect sensitive equipment from switching surges?

• a) Using surge protective devices

• b) Conducting regular maintenance of equipment

• c) Installing power factor correction capacitors

• d) Increasing power factor of the system

Which of the following is a method to reduce switching surge overvoltages?

• a) Increasing the power demand

• b) Utilizing lower voltage transformers

• c) Implementing reactive power compensation

• d) Employing thinner power cables