Current Voltage Graphs cGCSE

Which one of these lights will cause more resistance and get hottest?

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• they are the same

Which of these components is called a filament lamp ?

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What happens to the resistance when a bulb gets hotter?

• resistances rises

• resistances falls

• resistances stays the same

Which type of light produces a graph like this

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• 

Electrons are slowed down by ....

• cold temperatures

• hot temperatures

Which of these components is called a light emitting diode ?

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• 

Which graph is correct if resistance is fixed?

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• 
• 
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Which of these components has fixed resistance?

• LED

• Resistor

• both the LED and the Resistor

Which of these components only allows electricity to pass in one direction?

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• 

Which device produces a current-voltage graph like this?

• filament lamp

• diode

• fixed resistor