What is the relationship between the strength of magnetic fields and the distance between 2 magnets?

What is the relationship between the strength of magnetic fields and the distance between 2 magnets?
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Last Answer : You can cover the magnets with paper and scatter iron filings onthe paper. Tap it gently and the filings should take up the patternof the magnetic field. Alternatively, a tiny compass called aplotting ... This ismore tedious but less messy, and can also show you the direction ofthe lines of force.

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Description : How could you find out the shape of the magnetic field when two bar magnets are close to each other?

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What is meant by referring to electromagnetic waves as horizontally polarized? A. The electric field is parallel to the earth B. Both the electric and magnetic fields are vertical C. Both the electric and magnetic fields are horizontal D. The magnetic fields is parallel to the earth

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Last Answer : A. The electric field is parallel to the earth

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Last Answer : electromagnetic waves.

Fields that act on objects with masses are A. electric fieldsB. magnetic fields C. force fields D. gravitational fields

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When current is parallel to magnetic fields, force on conductor is A. zeroB. infinite C. 2 times D. same

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The phase shift in the electric and magnetic fields in an EM wave is given by which parameter? a) phase constant b) attenuation constant c) propagation constant d) intrinsic impedance

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Last Answer : d) intrinsic impedance

In good conductors, the electric and magnetic fields will be a) 45 in phase b) 45 out of phase c) 90 in phase d) 90 out of phase

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Last Answer : b) 45 out of phase

In electric fields, D= ε E. The correct expression which is analogous in magnetic fields will be a) H = μ B b) B = μ H c) A = μ B d) H = μ A

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Last Answer : b) B = μ H

It cannot be determined from Gauss law, whereas the remaining options can be computed from Gauss law. 10. Gauss law for magnetic fields is given by a) Div(E) = 0 b) Div(B) = 0 c) Div(H) = 0 d) Div(D) = 0

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Last Answer : b) Div(B) = 0

Which one of the following statement is incorrect regarding the electromagnetic radiation? (A) These are produced by the motion of electric charge (B) The oscillation of charged particles sets up changing electric fields (C) The changing electric fields induce the changing magnetic fields in the surrounding medium (D) None of these

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Last Answer : Answer: Option D