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Worksheetsweek 1 quiz
Total questions: 10
Worksheet time: 5mins
What is the primary purpose of grounding the secondary side of a transformer?
To enhance safety and detect faults
To improve efficiency
To increase the voltage
To reduce energy consumption
Who among the following scientists made significant contributions to the development of electricity?
Isaac Newton
Albert Einstein
Michael Faraday
Marie Curie
What are the advantages of AC power over DC power?
Higher efficiency and lower transmission losses
Efficient long-distance transmission and ease of voltage regulation
Simplicity and ease of voltage regulation
Safer for human contact and simpler generation
Which component is crucial for stepping down voltage in electrical systems?
Resistor
Capacitor
Inductor
Transformer
What is the role of relays in HVAC systems?
To generate electricity
To regulate water flow
To control electrical circuits
To measure temperature
What was the major contribution of Nikola Tesla to electrical systems?
Discovery of electrons
Development of the AC power distribution system
Invention of the light bulb
Creation of the first battery
In an AC system what is the purpose of using multiple phases?
To generate direct current
To improve safety
To reduce energy consumption
To ensure continuous and balanced power supply
Which of the following is an advantage of using a Wheatstone Bridge circuit?
Measuring AC voltage
Measuring temperature
Measuring resistance accurately
Generating AC power
What is the main disadvantage of AC power compared to DC power?
Complexity in distribution
Difficulty in generation
Higher transmission losses
Safety concerns and muscle contractions
Which historical figure is known for his experiments with electricity and lightning?
Benjamin Franklin
Isaac Newton
Galileo Galilei
Leonardo da Vinci
