Category: Electrical Engineering MCQs

In a DC generator, what is the function of the commutator? A Generate power B Prevent losses C Control speed

What is the main purpose of an armature in a DC motor? A Control speed B Generate a magnetic field

What is the primary source of energy for photovoltaic (PV) systems? A Biomass B Sunlight C Water D Wind Explanation

What is the primary function of an inverter in renewable energy systems? A Conversion B Generation C Distribution D Storage

What is the primary purpose of net metering in renewable energy systems? A Increase energy output B Offset electricity costs

What is the purpose of hybrid renewable energy systems? A Use only solar power B Maximize wind power C Combine

What is the primary function of photovoltaic (PV) systems? A Generate heat B Store energy C Convert sunlight to electricity

What is the primary source of energy used in hydropower plants? A Coal B Wind C Water D Sunlight Explanation

Which of the following is a type of solar energy system? A Biomass B Wind turbine C Hydropower D Solar

Which of Maxwell’s equations describes the relationship between electric fields and charges? A Faraday’s law B Ampere’s law C Lenz’s