Question

➭ Question :-

Suppose that the electric field amplitude of an electromagnetic wave is E0 = 120 N/C and that its frequency is ν = 50.0 MHz.
(a) Determine, B0,ω, k, and λ. (b) Find expressions for E and B.​

Answer 1

Answer:

(a)

B

o

=E

o

/c=400nT

ω=2πν=3.14×10

8

rad/s.

k=ω/c=1.05 rad/m

λ=c/ν=6m

(b)

Suppose wave is moving along x-direction, Electric field be along y-direction and magnetic field along the z-direction.

E=E

o

sin(kx−ωt)

j

^

=120sin(1.05x−3.14×10

8

t)

j

^

Similarly,

B=4×10

−7

sin(1.05x−3.14×10

8

t)

k

^

Answer 2

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refer the attachment didi!!!!

hope it helps ✨✌️