Podcast
Questions and Answers
What is the unit of electric current?
What is the unit of electric current?
- Volt
- Ohm
- Coulomb
- Ampere (correct)
Which material has the highest resistance to the flow of electric current?
Which material has the highest resistance to the flow of electric current?
- Copper
- Aluminum
- Silver
- Rubber (correct)
What happens to the resistance of a wire when its length is doubled?
What happens to the resistance of a wire when its length is doubled?
- Quadruples
- Halves
- Remains the same
- Doubles (correct)
What is the relationship between the resistance and temperature of a conductor?
What is the relationship between the resistance and temperature of a conductor?
Which factor affects the resistance of a conductor?
Which factor affects the resistance of a conductor?
What happens to the resistance of a wire when its length is increased?
What happens to the resistance of a wire when its length is increased?
Which factor affects the resistance of a conductor?
Which factor affects the resistance of a conductor?
What happens to the resistance of a wire when its length is increased?
What happens to the resistance of a wire when its length is increased?
Which material has the highest resistance to the flow of electric current?
Which material has the highest resistance to the flow of electric current?