Identifying resistors

Instructions:

For the six questions:

  • choose the correct answer
  • circle or write down your answer.

Note:

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1. An electrical circuit requires two 10 ohm 5 watt resistors. Which of the following would be a suitable resistor?

Photo of a type of resistorPhoto of a type of resistorPhoto of a type of resistorPhoto of a type of resistor

 

2. Which of the following is the symbol that represents a light dependent resistor?

Image of a resistor symbolImage of a resistor symbolImage of a resistor symbolImage of a resistor symbol

 

3. Which of the following three band colour coded resistors is rated at 27 kilo ohms?

Image of three band resistor, red, purple, orange and gold toleranceImage of three band resistor, red, purple, blue and gold toleranceImage of three band resistor,red, purple, yellow and gold toleranceImage of three band resistor, red, red, orange and gold tolerance

 

4. A circuit design specifies a resistor that must be accurate to within the range 8150 to 8350 ohms. Which of the following would be the correct resistor?

Image of four band resistor, grey, red, green, brown and red toleranceImage of four band resistor, grey, red, green, brown and gold toleranceImage of four band resistor, grey, red, green, brown and brown toleranceImage of four band resistor, grey, red, green, brown and silver tolerance

 

5. Does the reading on the multimeter indicate if this resistor is within tolerance range?

Image showing 644 ohms on three band resistor, blue, grey, brown and gold tolerance
  1. Within tolerance.
  2. Outside tolerance.

 

6. Does the reading on the multimeter indicate if this resistor is within tolerance range?

Image showing 47468 ohms on four band resistor, yellow, purple, black, red and brown tolerance
  1. Within tolerance.
  2. Outside tolerance.

If you had trouble answering the questions about identifying resistors, get more information from:

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