The unit of ratio of magnetic field B and electric field E isA) ms-1B)

1.	The unit of ratio of magnetic field B and electric field E isA) ms-1B) sm-1C) msD) s-2
Answer» Correct Answer is: B) sm^-1 We know that unit of electric field is: Newton per coulomb or volt per meter…… (i) And for magnetic field: tesla which is equal to: Newton second per coulomb meter... (ii) Equation (ii) divided by eq (i): Ratio inverse of meter per second.

The unit of ratio of magnetic field B and electric field E isA) ms-1B) sm-1C) msD) s-2

Answer»

Correct Answer is: B) sm^-1

We know that unit of electric field is: Newton per coulomb or volt per meter…… (i)

And for magnetic field: tesla which is equal to: Newton second per coulomb meter... (ii)

Equation (ii) divided by eq (i):

Ratio inverse of meter per second.