Induced current in coil by a magnet turns it into an
A) straight wire
B) magnet
C) ammeter
D) electromagnet
Correct Answer:
Verified
Q6: In generators, the rate of change of
Q7: E.M.F for a coil depends upon
A)the cross
Q8: Currents that flow in circles inside a
Q9: When field is parallel to plane of
Q10: Moving a coil in and out of
Q12: Strength of magnetic field is known as
A)flux
B)density
C)magnetic
Q13: Unit of luminous intensity is
A)m
B)kg
C)cd
D)mol
Q14: For a hydrogen atom the electrical force
Q15: Weakest force in nature is
A)electric force
B)gravitational force
C)weak
Q16: Magnetic field can be produced by using
A)permanent
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