Electromagnetic Induction And Ac — Physics

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Question 1
EasyJEE

Faraday law states that induced emf is:

A. −dΦ/dt-dΦ/dt
B. dΦ/dtdΦ/dt
C. −Φ/t-Φ/t
D. Φ/tΦ/t
Question 2
EasyJEE

Lenz law gives the direction of induced current:

A. Opposing the change
B. In the direction of change
C. Perpendicular to change
D. Random
Question 3
EasyJEE

The unit of magneticfluxmagnetic flux is:

A. Weber
B. Tesla
C. Henry
D. Lumen

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