F2 Science Electricity Exercise Top -
Which of the following describes the correct direction of "conventional current" in a circuit? A. Negative terminal right arrow light bulb right arrow positive terminal. B. Positive terminal right arrow light bulb right arrow negative terminal. C. Positive terminal right arrow right arrow positive terminal. D. It flows in both directions simultaneously.
E2.
A laptop charger supplies 19 V and a current of 2.1 A passes through the laptop. Calculate the resistance of the laptop. (Show formula, working, unit – 5 marks) f2 science electricity exercise top
Final Practice: Fill-in-the-Blanks (Rapid Fire)
- Brightness (brighter / dimmer compared to single bulb circuit)
- Effect of one bulb breaking (works / does not work)