CBSE - Electricity

One Volt is equal to - (1) 1 Joule (2) 1 Newton/Coulomb (3) 1 Joule/Coulomb (4) 1 Coulomb/Newton

What is the measuring equipment called that measures the electric current passing through conductors? (1) Wattmeter (2) Ammeter (3) Galvanometer (4) Voltmeter

Out of two bulbs 50W - 220 V and 100W-220V, which one will glow brighter if (a) connected in series (b) when connected in parallel (1) (a) 50 W (b) 100 W (2) (a) 100 W (b) 100 W (3) (a) 100 W (b) 50 W (4) none of the above

Suppose five resistances, each of 10 ohm, are provided t o you. You are free to get the desired value by combining them. The desired value will lie in between (1) 2 ohm to 50 ohm (2) 20 ohm to 40 ohm (3) 12 ohm to 50 ohm (4) 10 ohm to 60 ohm