Power Generation and Transmission MCQs

Which of the following is a non-renewable energy source?

• Solar energy

• Wind energy

• Hydropower

• Coal

In thermal power plants, the main fuel used is:

• Uranium

• Water

• Coal

• Natural gas only

Which of the following has the highest efficiency in electricity generation?

• Thermal power plant

• Nuclear power plant

• Hydroelectric power plant

• Diesel generator

The frequency of the generated voltage in India is:

• 60 Hz

• 50 Hz

• 45 Hz

• 100 Hz

The main purpose of transmission lines is to:

• Convert AC to DC

• Step down voltage

• Transfer electricity over long distances

• Store electricity

What is the typical voltage level of a high-voltage transmission line in India?

• 220 V

• 11 kV

• 132 kV

• 440 V

The most commonly used conductor in overhead transmission lines is:

• Copper

• Aluminium

• Steel

• Zinc

The distribution voltage for residential consumers in India is typically:

• 400 kV

• 11 kV

• 230 V

• 66 kV

The final stage of electricity supply to the consumer is done by:

• Generation station

• Transmission line

• Distribution system

• Substation only

Which equipment is used to step down voltage in distribution systems?

• Motor

• Generator

• Transformer

• Relay