Question

व्हाट इज द फार्मूला फॉर मैग्नेटो ​

Answer 1

Explanation:

The magnetic field formula contains the

c

o

n

s

t

a

n

t

μ

0

constantμ0. This is known as permeability of free space and has a

v

a

l

u

e

μ

0

value0μ =

4

π

×

10

−

7

(

T

⋅

m

4π×10−7(T⋅m/ A). Besides, the unit of a magnetic field is Tesla (T).

Magnetic field magnitude =

(

p

e

r

m

e

a

b

i

l

i

t

y

o

f

f

r

e

e

s

p

a

c

e

)

(

c

u

r

r

e

n

t

m

a

g

n

i

t

u

d

e

)

2

π

(

d

i

s

t

a

n

c

e

)

(permeabilityoffreespace)(currentmagnitude)2π(distance)

B =

μ

0

2

π

r

μ02πr

DERIVATION OF THE FORMULA

B = refers to the magnetic field magnitude in Tesla (T)

μ

0

μ0 = refers to the permeability of free space (

4

π

×

10

−

7

T

⋅

m

/

A

4π×10−7T⋅m/A)

I = refers to the magnitude of the electric current in amperes (A)

r = refers to the distance in meters (m)