Electricity And Magnetism - Study Mode

[#391] Kilowatt Hour (kWh) represents the unit of which of the following?
Correct Answer

(D) Energy

[#392] Which of the following is measured in the unit called Gauss?
Correct Answer

(B) Magnetic induction

[#393] If electric charge flows through any point of a circuit in 1 second is 20 coulombs. Find the value of electric current flowing through it-
Correct Answer

(B) 20 amperes

[#394] A fuse protects an electric circuit from
Correct Answer

(C) overloading

[#395] How much current an electric heater coil will drawn from a source of 220 V. If the resistance of the coil is 100 ohms?
Correct Answer

(B) 2.2 A