Structure of electric power system

Remembering: What is the purpose of a transformer in an electric power system?

• A) To generate electricity
• B) To store electricity
• C) To distribute electricity
• D) To change the voltage of electricity

Remembering: Which of the following is an example of a renewable energy source used in electric power systems?

• A) Coal
• B) Natural gas
• C) Wind
• D) Nuclear

Remembering: What is the frequency of electricity in India's electric power system?

• A) 50 Hz
• B) 60 Hz
• C) 120 Hz
• D) 240 Hz

Remembering: What is the maximum voltage level in India's electric power system?

• A) 110 V
• B) 220 V
• C) 330 V
• D) 440 V

Remembering: Which of the following components of an electric power system is responsible for voltage regulation?

• A) Transformer
• B) Generator
• C) Switchgear
• D) Capacitor

Remembering: What is the standard voltage level for residential buildings in India's electric power system?

• A) 110 V
• B) 220 V
• C) 330 V
• D) 440 V

Remembering: What is the primary fuel source for thermal power plants in India?

• A) Coal
• B) Natural gas
• C) Hydro
• D) Solar

Remembering: What is the function of a power plant in an electric power system?

• A) To generate electricity
• B) To store electricity
• C) To distribute electricity
• D) To change the voltage of electricity

Understanding: How does a step-up transformer change the voltage level in an electric power system?

• A) By increasing the current
• B) By decreasing the current
• C) By increasing the resistance
• D) By decreasing the resistance