If the same potential difference is applied between the two ends of iron and copper wires having the same length and cross section, does equal amount of current flow through the two wires?

What is the importance of insulators in household wiring?

Write Faraday's laws of electromagnetic induction. Mention one advantage of using a LED lamp over an incandescent lamp. [2 + 1]

Write one characteristic of each of electrical heater wire and fuse wire. [1 + 1]

If 12 C of charge flows through a conductor for 2 minutes, the electric current is (a) 6 amperes (b) 0.1 amperes (c) 24 amperes (d) 10 amperes

What is DC?

Two metallic wires A and B of the same length are made of the same material. The radius of wire A is double the radius of wire B. What is the ratio of resistances of the two wires? [3] OR There are three 220V-60W electric lamps and two 220V-100W electric fans in the house. The electric lamps are lit for 5 hours a day and the fans are run for 10 hours a day. If the cost per B.O.T unit is Rupees 5, what will be the cost of electricity for 30 days? [3]

By which rule is the direction of rotation of Barlow's wheel determined?

What would be the equivalent resistance of a circuit containing resistances of 6 Ω and 3 Ω connected in parallel with another resistance of 1 Ω connected in series?

Match the Right column with the Left column : [1 × 4 = 4] Left Column Right Column 2.11.1 Acetic acid (a) non-conductor of electricity 2.11.2 Glass (b) Weak electrolyte 2.11.3 Most electro-negative element (c) Krypton 2.11.4 One Noble Element (d) Fluorine

'Kilowatt-hour' is the unit of which physical quantity?

What is the unit of electrical conductance? [1] OR What are the constituents of fuse wire? [1]