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- 1. Multiple ChoiceThe flow of electricity in a circuit-currentflowcircuit
- 2. Multiple Choice____________ allows electricity to flow.A conductorAn insulatorA magnet
- 3. Multiple ChoiceThe difference in electrical potential energy between two places is calledresistancefrictioninductionvoltage
- 4. Multiple Choicedifference between ohmic and non-ohmic conductors isohmic conductor have constant resistance when the voltage is varied across them and non ohmic have changing resistanceresistance differs but temparature remain the sameno differencenot enough information provided
- 5. Multiple ChoiceWhat is resistance measured in?Ω (Ohms)V (Volts)A (Amps)W (Watts)
- 6. Multiple Choice
A non-ohmic conductor has a resistance that
stays the same
changes
- 7. Multiple Choice
Which of these describe a current-voltage graph for a lamp (non-ohmic)
Straight line through the origin
A curved line showing resistance changes
A gradient that changes
- 8. Multiple ChoiceThe flow of electricity in a circuit-currentflowcircuit
- 9. Multiple Choice____________ allows electricity to flow.A conductorAn insulatorA magnet
- 10. Multiple ChoiceThe difference in electrical potential energy between two places is calledresistancefrictioninductionvoltage
- 11. Multiple Choicedifference between ohmic and non-ohmic conductors isohmic conductor have constant resistance when the voltage is varied across them and non ohmic have changing resistanceresistance differs but temparature remain the sameno differencenot enough information provided
- 12. Multiple ChoiceWhat is resistance measured in?Ω (Ohms)V (Volts)A (Amps)W (Watts)
- 13. Multiple Choice
A non-ohmic conductor has a resistance that
stays the same
changes
- 14. Multiple Choice
LEDs do/do not obey Ohm's law and so are called ______
do; Ohmic conductors
do; non-Ohmic conductors
do not; Ohmic conductors
do not; non-Ohmic conductors
- 15. Multiple Choice
Which of these describe a current-voltage graph for a lamp (non-ohmic)
Straight line through the origin
A curved line showing resistance changes
A gradient that changes
- 16. Multiple Choice
Which of these describe an Current-voltage graph for an Ohmic conductor
Straight line passes through origin
Curved line passes through origin
A gradient that changes
- 17. Multiple Choice
Which of these describe a current-voltage graph for a lamp (non-ohmic)
Straight line through the origin
A curved line showing resistance changes
A gradient that changes
- 18. Multiple Choice
Which of these devices are ohmic.
Lamp
Resistor
- 19. Multiple Choice
Resistance is
opposite to the flow of charge
opposition to the flow of charge
opposition to the flow of current
opposition to the flow of electrical current
- 20. Multiple ChoiceWhat word means how hard it is for electrons to flow through.CurrentVoltageResistancePower
- Answer choicesTagsAnswer choicesTags