Magnetism and Electromagnetism
In a simple magnetic field the strength of magnet flux

increases continuously from initial value to final value
decreases continuously from initial value to final value
first increases and then decreases till it becomes zero
is constant and has same value in energy part of the magnetic field

ANSWER DOWNLOAD EXAMIANS APP

Magnetism and Electromagnetism
The magnetic reluctance of a material

Decreases with increasing cross sectional area of material
Increases with increasing cross-sec-tional area of material
Does not vary with increasing cross-sectional area of material
Any of the listed here

ANSWER DOWNLOAD EXAMIANS APP