Electrical Systems Final Exam Questions with Complete Solutions (Latest 2025) Materials that allow electricity to flow through them easily such as copper are called - Correct Answers ✅Conductors Materials that don't allow electricity to flow through them easily are called - Correct Answers ✅Insulators This is the measurement of electric current or flow of electrtons - Correct Answers ✅Ampere This is the measurement of electromotive force or potential difference - Correct Answers ✅Volts This is the measurement of resistance to the flow of electricity - Correct Answers ✅Ohm This is a measurement of energy used per unit of time - Correct Answers ✅Watt What is the Ohms Law Formula - Correct Answers ✅V = IR What is electricity? - Correct Answers ✅A type of energy fueled by the transferof electrons from positive to negative 1 / 2
Electrical Systems Final Exam Questions with Complete Solutions (Latest 2025) What is the difference between power and energy? - Correct Answers ✅Power is energy at a specific time and energy includes a time constraint (Power * time) In a series circuit how do you calculate total resistance? - Correct Answers ✅RT = R1 + R2 + R3 In a parallel circuit how do you calculate total resistance? - Correct Answers ✅1/RT = 1/R1 + 1/R2 + 1/R3 What do the acronyms AC & DC stand for and what is the main difference between the two? - Correct Answers ✅Alternating Current & Direct Current. Electrons flow in one direction in DC and in AC they flow forward and then backward a little bit.What is the function of the hot wire? - Correct Answers ✅The hot wire is the conductor providing volts.What is the function of the neutral wire? - Correct Answers ✅It provides return path for the volts What is one reason that you would use three phase power? - Correct Answers ✅It costs less to transport, motors are smaller and cheaper and & three phase has consistent power
- / 2