Identifying resistors

Instructions:

For the 11 questions:

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

Note:

  • You can print this page and write you answers onto it

 

1. From the list below, select the type of resistor shown in the photo.

Photo of a type of resistor.
  1. Carbon film.
  2. Metal film.
  3. Variable resistor.
  4. Voltage dependent resistor.
  5. Light dependent resistor.

 

2. From the list below, select the type of resistor shown in the photo.

Photo of a type of resistor
  1. Carbon film.
  2. Metal film.
  3. Variable resistor.
  4. Voltage dependent resistor.
  5. Light dependent resistor.

 

3. From the list below, select the type of resistor shown in the photo.

Photo of a type of resistor
  1. Carbon film.
  2. Metal film.
  3. Variable resistor.
  4. Voltage dependent resistor.
  5. Light dependent resistor.

 

4. A circuit requires a resistor with a power rating of five watts (5W). Which of the following would be suitable?

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

 

5. A small motor in a circuit requires voltage changes in order to provide a range of operational speeds. Which of the following would be suitable?

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

 

6. An electronic circuit requires a 100 ohm resistor with no more than plus or minus 1 ohm of accuracy. Which of the following would be suitable?

Image of three band resistor, brown, black, brown and gold toleranceImage of three band resistor, brown, black, brown and red toleranceImage of three band resistor, brown, black, brown and silver toleranceImage of three band resistor, brown, black, brown and brown tolerance

 

7. Which of the following four band colour coded resistors is rated at 274 ohms?

Image of four band resistor, orange, blue, green, red and red toleranceImage of four band resistor, brown, red, brown, orange and red toleranceImage of four band resistor, red, purple, yellow, black and red toleranceImage of four band resistor, purple, green, black, blue and red tolerance

 

8. Which of the following three band colour coded resistors is rated at 82 mega ohms?

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

 

9. Which of the following three band colour coded resistors is rated at 47 kilo ohms?

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

 

10. When the resistor shown is checked, the value on a multimeter is 2260 ohms. Is this resistor good or faulty?

Image of three band resistor, red, green, red and silver tolerance
  1. Good.
  2. Faulty.

 

11. When the resistor shown is checked, the value on a multimeter is 577 ohms. Is this resistor good or faulty?

Image of four band resistor, green, purple, red, black and red tolerance
  1. Good.
  2. Faulty.

 

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