If the interior of the solenoid is ﬁlled with a material with non-ze – McqOptions

MCQOPTIONS

1.	If the interior of the solenoid is ﬁlled with a material with non-zero magnetisation the net ﬁeld in the interior of the solenoid may be expressed as B = _____________.
A.	(Bo + Bm) / 2
B.	\(\sqrt {(B_o + B_m)}\)
C.	Bo + Bm
D.	\(\sqrt {[(B_o + B_m)/2]}\)
Answer» D. \(\sqrt {[(B_o + B_m)/2]}\)

Discussion

No Comment Found

Related MCQs

A charge at rest produces:
An electromagnet is
A square loop of side l is carrying current I, as shown. Find the magnetic field induction at the centre of the loop.
A straight conducting wire carries a DC current through it. Which one of the following statements is true regarding the magnetic field around the wire?
Consider a long solenoid of 'n' turns per unit length and carrying a current 'I'. The magnetic field in the interior of the solenoid was shown to be givenby Bo= ___________.
A positively charged particle projected towards east is deflected towards north by a magnetic field. The field may be:
For a current carrying conductor, in the Maxwell's 'Right hand thumb law' the thumb points towards the
A galvanometer can be converted into at ammeter by connecting
Magnetism at the center of a bar magnet is ______?
A metal when brought near the end of a strong magnet, it gets repelled. This metal is: