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Components Answers

   1. What is this component?

  Lamp

 

   2. What is this component?

  Light Emitting Diode

 

   3. What is this component?

  Variable Resistor

 

   4. A 9 V battery is connected to a lamp. The current is 2 A. What is the resistance of the lamp?

  Voltage / current 

  9 / 2 = 4.5 Ohms 

 

   5. If you increase the temperature of a thermistor, what will happen to the resistance?

  The resistance decreases

 

   6. If you increase the light intensity on an LDR, what will happen to the resistance?

  The resistance decreases 

 

   7.  What is this component?

  Ammeter 

 

   8.  What is this component?

  Voltmeter 

   9.  What is emitted by an LED?

  Light ( Light Emitting Diode)

 

   10. What is current measured in?

  Amps