Smart grid IV EEE

Which of the following sensors are widely used in power transformers to detect moisture and gas contents in transformer oil ?

• Temperature sensor

• Humidity sensor

• Gas sensor

• Smoke sensor

Renewable energy is generated from ________.

• natural resources

• artificial resources

• nuclear resources

• all of the above

Most of the power quality problems are related to ______.

• transmission Issue

• grounding Issue

• distribution Issue

• all of the above

Interruption is ________.

• complete loss of power

• complete loss of voltage

• complete loss of current

• all the above

Various types of quality audits are ________.

• product

• process

• management (system) and registration (certification)

• all of the above

Transients are difficult to detect because of their ________.

• amplitude variation

• frequncy variation

• short duration

• long duration

Example for non linear loads ________.

• power converters

• elevators

• battery chargers

• all of the above

A major source of carbon emission is ___________ based power plant.

• solar

• wind

• fossil fuel

• biomass

Existing power systems can’t address ____________

• sustainability

• security

• economic requirements of today's population

• all the mentioned

_______________ is the feature of smart grid.

• Automated outage management and faster restoration.

• Static pricing mechanism

• Poor energy management

• Offline monitoring