(b) Electric fan converts electrical energy into mechanical energy.
(c) Battery converts chemical energy into electrical energy.
(d) All the above
315. Which of the following pairs is not correct?
(a) Television - Baird
(b) Transistor ~ Shockley
(c) Thermometer - Celsius
(d) Barometer Torricelli
316. Which of the following is wrongly matched?
(a) electric current - ampere
(b) resistance - Ohm
(c) electric power - volt
(d) electric charge Coulomb
317. In an electrical circuit, a fuse is connected
(a) in the live wire
(b) in the neutral wire
(c) in the earth wire
318. Match the following:
List - 1 List - 2
(Instrument) (Used to measure)
A. Galvanometer 1. the power of an electric current
B. Voltmeter 2. the potential difference between two points
C. Watt-meter 3. the electric current
D. Ammeter 4. to detect small electric current