PS(11/08/24): (2)Electrical Principles

Which of the following is a core concept that governs electrical phenomena?

• Magnetism

• Electric charge

• Light

• Sound

What is the symbol for current in electrical principles?

• V

• R

• I

• P

Which principle is associated with the symbol V in electricity?

• Voltage

• Resistance

• Power

• Current

What does the symbol R represent in electrical principles?

• Power

• Voltage

• Resistance

• Current

In the context of electricity, what does the symbol P stand for?

• Power

• Pressure

• Potential

• Phase

What is the fundamental property of matter that causes electrical and magnetic forces, measured in coulombs (C)?

• Voltage

• Electric Charge

• Resistance

• Electric Current

What is the flow of electric charge through a conductor, measured in amperes (A)?

• Voltage

• Resistance

• Electric Current

• Electric Charge

What is the term for materials that allow easy flow of electric current, such as metals?

• Insulators

• Conductors

• Resistors

• Capacitors

What is the electrical potential difference between two points in a circuit, measured in volts (V)?

• Electric Charge

• Resistance

• Voltage

• Electric Current

What is the opposition to the flow of electric current in a conductor, measured in ohms (Ω)?

• Voltage

• Electric Charge

• Resistance

• Electric Current