Worlwide voltage, bulbs and Joule effect 2020

1

3

4

2

5

6

VIDEO IS IN TEAMS

RESEARCHINGvoltage, bulbs & Joule effect

7

8

4. In which countries frequency is higher, Europeans or Americans countries? What is the meaning of that? (remember the meaning of frequency,)

3. Why Different Countries Have Different Standard Voltages? explain it brieflyinteresting website

9. What have you learned by doing this activity?

Fill in the 3 gaps. 1. Most of the world used a voltage that is between _______ and _______ volts and frequency is between ____ and ___ Hz

2. Imagine you travel to New York next Christmas. You take the laptop. On the charger is written: 100-220 V (see picture below) a) Can I directly connected it to the plug? Why? hint: voltage in NY and Spain b) If you compare the time needed to get the battery full (in Spain and New York) , which would be the difference? hint: voltage in NY and Spain

5. Clasify the bulbs using the words in the box. Research!

7.

8. HOMEWORK.