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Chapter 5.2 _ Longman Physics 11-14

Chapter 5.2 _ Longman Physics 11-14 Questions

Check this link for a multiple choise quiz

 

Symbol

Unit

Length

L

meter / m

Mass

m

kg

Weight

W

N

Resistance

R

ohm / W

Electric current

I

amps / A

Voltage

V (PD/ EMF)

volts / V



1) What is electric current?

2) Why electricity flow through metals?

3) How can we have a simple electric current?

4) what pushes electron round the circuit?

5) What is conventional current?

6) What is electron flow?

7) What i short circuit?

8) What happen if we add more bulbs in a in a series circuit?

9) How we can have brighter bulb in a series circuit?

10) What is different between series & parallel circuit?

11) Why in a parallel circuit if one bulb  broken, the other will work?

12) What happen if we add more bulb in a parallel circuit?

13) we know that cells can also be put in parallel to each other. Is it useful?

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