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General Knowledge Questions and Answers on Energy
# The capacity to do work is known as?
# Law of conservation of energy is introduced by?
# Prime source of energy?
# Instrument used to convert mechanical energy into electrical energy?
Answer: Dynamo, Generator
# Instrument used to convert chemical energy into electrical energy?
# …………… convert electrical energy into light energy?
Answer: Electric bulb
# Solar energy can be converted into electrical energy using?
Answer: Solar cell
# Solar cells are made of?
Answer: Semiconductor materials
# Semiconductors of solar cells are made with?
Answer: Germanium and Silicon