Multiples and submultiples

Instructions:

For the prefix questions:

• write the correct prefix in the space provided (choose from the list).

For the multi-choice questions:

• write down the correct answer.

Note:

• You can print this page and write you answers onto it.
• Use the multiplier to assist you answer the questions.

 

1. Place the correct prefix next to the number.

2. Place the correct prefix next to the number.

3. Place the correct prefix next to the number.

4. Place the correct prefix next to the number.

5. Place the correct prefix next to the number.

6. What is the output current rating of the transformer shown (in whole numbers)?

1. 0.004 amps
2. 0.4 amps
3. 4 amps
4. 400 amps

 

7. What is the Din - T voltage rating of the circuit breaker shown?

1. 0.006 volts
2. 6 volts
3. 6,000 volts
4. 6,000,000 volts

 

8. What is the current rating of the solar panel shown, in the 6 volt position?

1. 0.1 amps
2. 0.001 amps
3. 0.05 amps
4. 0.005 amps

 

9. What is the capacitance rating (in farads) of the capacitor shown?

1. 47,000 farads
2. 470 farads
3. 47 farads
4. 0.47 farads
5. 0.0047 farads

 

10. What is the output wattage of this DC generator?

1. 110 volts
2. 1000 amps
3. 120 watts
4. 120,000 watts

 

If you had trouble answering the questions about multiples and submultiples, get more information from:

• Electrical principles section in Resources
• text books
• internet sites
• your trainer.

Repeat this Reinforcement activity or choose another topic from the menu.

When you have finished:

• show your answers to your trainer
• close this window and choose a new activity from the menu.