Electricity Quiz

What is the primary cause of electric current in metals?

• Flow of protons
• Flow of electrons
• Flow of ions
• Flow of neutrons

How is current defined mathematically?

• I = Q × t
• I = Q/t
• I = t/Q
• I = Q + t

What unit is used to measure electric current?

• Volts
• Ohms
• Amperes
• Watts

What is conventional current defined as?

• Flow of negative charge
• Flow of positive charge
• Flow of neutral charge
• Flow of electrons

In what configuration must an ammeter be connected to measure current?

• In parallel
• In series
• In a loop
• In isolation

What does the symbol 'I' represent in the equation I = Q/t?

• Voltage
• Resistance
• Current
• Charge

Which of the following best describes the flow of electric charge in a circuit?

• It is always constant
• It can vary over time
• It is always in one direction
• It is independent of resistance

What happens to the current if the resistance in a circuit increases while the voltage remains constant?

• Current increases
• Current decreases
• Current remains the same
• Current becomes zero

Which of the following statements is true about the flow of electrons?

• Electrons flow from positive to negative
• Electrons flow from negative to positive
• Electrons do not flow in a circuit
• Electrons flow only in metals

What is the relationship between current (I), voltage (V), and resistance (R) as described by Ohm's Law?

• I = V/R
• I = R/V
• I = V + R
• I = V - R