KCET2019PhysicsElectromagnetic Waves
An electromagnetic wave is travelling in ( x )-direction with electric field vector given by, ( E _ y =E₀ (k x- t) j ). The correct expression for magnetic field vector is
Options
- A( B _ y = E₀ C (k x- t) j )
- B( B _ y =E₀ C (k x- t) j )
- C( B _ z = E₀ C (k x- t) k )
- D( B _ z =E₀ C (k x- t) k )
Correct answer
C. ( B _ z = E₀ C (k x- t) k )
Step-by-step solution
(C) [ array l E _ y =E₀ (k x- t) j C= E₀ B₀ B₀= E₀ C B_ z = E₀ C (k x- t) k array ]