Electricity And Magnetism - Study Mode

[#376] Conduction in liquids occurs, when-
Correct Answer

(C) the motion of positive and negative charges is present

[#377] A fuse is a
Correct Answer

(D) All of the above

[#378] The connecting cable of electrical appliances like electric iron, water heater or room heater contains three insulated copper wires of three different colours- Red, Green and Black. Which one of the following is the correct colour code?
Correct Answer

(C) Red-live wire, Green-ground wire, Black-neutral wire

[#379] Turbines and Dyanamos are used to convert which energy to electrical energy?
Correct Answer

(C) Mechanical energy

[#380] In AC circuits, AC meters measure
Correct Answer

(B) rms values