ElectroMagnetic InductionHard
Question
The magnetic induction inside a solenoid is 6.5 × 10-4 T. When it is filled with iron medium then the induction becomes 1.4T. The relative permeability of iron will be :-
Options
A.1578
B.2355
C.1836
D.2154
More ElectroMagnetic Induction Questions
In a circuit L, C and R are connected in series with an alternating voltage source of frequency f. The current leads the...Two conducting coils are placed co-axially now a cell is connected in one coil then they will :-...In an AC generator, a coil with N turns, all of the same area A and total resistance R, rotates with frequency ω in...A condenser of capacity 6 μF is fully charged using a 6-volt battery. The battery is removed and a resistance less ...Two identical cycle wheels (geometrically) have different number of spokes connected from centre to rim. One is having 2...