Sec 3 SET Revision 1

1. _________ -Carbon Battery is not rechargeable.
5. The resistance will be ____ hundred ohms if the applied voltage is 200 V and the current flowing through the resistor is 0.5 A.
7. Two resistors are in series: a 20 Ω resistor and a 80 Ω resistor. The voltage drop across the 20 Ω resistor is _________ V. The voltage across the 80 Ω resistor is 120V.
9. The cable size is denoted by 10/0.67. The number 0.67 refer to _________ of each strand of wire.
11. keeping our workplace tidy and well-arranged helps to improve __________.
12. The three basic electrical quantities in a basic electric circuit are voltage, resistance and ________.
13. When the number of resistors in a series circuit increases, the total resistance will ____.
14. is used to act quickly to prevent human electrocution when the thin wire within melts and open the circuit.
16. 50 volts is equal to 0.05 ____ volts.

2. The severity of an electric shock is determined by ____ flow in the circuit.
3. A circuit breaker is a resettable _________ device.
4. _________ power station uses falling water to generate electricity.
6. The ____'s Law states that V = R x I.
8. Blue is the standard colours for _________ cables.
10. __________ energy technology uses photovoltaic cells to generate electrical energy.
11. To obtain the lowest resistance in the circuit, all resistors must be connected in __________.
15. A bulb is rated 0.26 A, 230 V. What is its power rating?