The equation of Faraday’s law of electro magnetic induction is
A) G = Δt / ΔΦ
B) e = ΔΦ/Δt
C) e = ΔΦx Δt
D) none
1 Answers
Talk Doctor Online in Bissoy App
A magnetic needle kept nonparallel to the magnetic field in a nonuniform magnetic field experiences
Correct answer is (C) both a force and a torque
2 Answers 1 views
What are Lenz’s law, Ampere’s law and Faraday’s law?
Lenz’s law : Whereas, Lenz’s law states that, the direction of the induced emf is such that the change is opposed. Ampere’s law : Ampere’s law describes the relation between the induced magnetic...
2 Answers 1 views
Which .of the following equation is correct in electro magnetism ?
C) F = qvBsinθ
2 Answers 1 views
A charge ‘q’ is moving with a velocity ‘v’ in magnetic field of induction B. If the magnetic force acting on charge ‘q’ is equal to qvB, then ………………….
B) ‘q’ is moving perpendicular to B
2 Answers 1 views
The phenomenon of electro magnetic induction is ………………….
C) producing induced current in a coil due to relative motion between a magnet and a coil
2 Answers 1 views
Faraday’s law of induction is the consequence of …………….
C) law of conservation of energy
2 Answers 1 views
According to Faraday’s law the induced emf produced in a closed loop is equal to the …………….
C) rate of change of magnetic flux
2 Answers 1 views
Electro magnetic induction was proposed by …………….
Correct option is B) Faraday
2 Answers 1 views
Define the following magnetic parameters. i. Magnetic axis ii. Magnetic equator iii. Magnetic Meridian
i. Magnetic axis: The Earth is considered to be a huge magnetic dipole. The straight line joining the two poles is called the magnetic axis. ii. Magnetic equator: A great circle in...
2 Answers 1 views
The ratio of magnetic induction along the axis to magnetic induction along the equator of a magnet is
Correct option is: (C) 2 : 1
2 Answers 1 views