Question

a current of 1A is flowing in the sides of an equilateral triangle of side 2m. find the magnetic field at the centroid of the triangle​

Answer 1

Answer:

PHYSICS

A current 1A is flowing in the sides of equilateral triangle of side 4.5×!0

−2

m. The magnetic induction at centroid of the triangle is

question

December 26, 2019

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Suseela Kankate

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ANSWER

Magnetic field at the centroid is given by,

B=3

4πa

μ

0

I

(sinθ

1

+sinθ

2

)

Here, θ

1

=θ

2

=60

Length =4.5×10

−2

m

a=

2

1

cot60

=

2

3

4.5×10

−2

Therefore,

B=

4.5×10

−2

3×10

−7

×1×2

3

2

2

3

=4×10

−5

T

B=4×10

−5

T

Explanation:

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