Question
Physics Question on Lenz law
The polarity of induced emf is given by
A
Ampere?s circuital law
B
Biot-Savart law
C
Lenz?s law
D
Fleming?s right hand rule
Answer
Lenz?s law
Explanation
Solution
The polarity of the induced emf or the current in any circuit is such as to oppose the cause that produces it. This is also known as Lenz's law.