Electricity And Magnetism - Study Mode
[#211] A wire has the resistance 9Ω. Its radius becomes double then the new value of resistance of the wire is :
Correct Answer
(C) 2.25 Ω
[#212] When two resistors are connected in parallel, have . . . . . . . .
Correct Answer
(B) same potential difference
[#213] A conductor having some appreciable resistance is called a
Correct Answer
(C) resisto
[#214] Wheatstone bridge is used for measurement of-
Correct Answer
(D) Resistance values
[#215] . . . . . . . . are also known as heat waves.
Correct Answer
(A) Infrared waves