The electric fields arriving at a point P from three coherent sources are described by E1 = E0 sin $ \omega $t, E2 = E0 sin ($ \omega $t + $\pi$/4) and E3 = E0 sin ($ \omega $t + $\pi$/2).Assume the resultant field is represented by Ep = ER sin ($ \omega $t + $\alpha$).The amplitude of the resultant wave at P is:
A)E0.
B)1.5E0.
C)1.7E0.
D)2.4E0.
E)2.9E0.

Question

The electric fields arriving at a point P from three coherent sources are described by E1 = E0 sin $ \omega $t, E2 = E0 sin ($ \omega $t +  $\pi$/4) and E3 = E0 sin ($ \omega $t +  $\pi$/2).Assume the resultant field is represented by Ep = ER sin ($ \omega $t + $\alpha$).The amplitude of the resultant wave at P is:
A)E0.
B)1.5E0.
C)1.7E0.
D)2.4E0.
E)2.9E0.

Quizplus · Accepted Answer

The Answer of The electric fields arriving at a point P from three coherent sources are described by E1 = E0 sin $ \omega $t, E2 = E0 sin ($ \omega $t +  $\pi$/4) and E3 = E0 sin ($ \omega $t +  $\pi$/2).Assume the resultant field is represented by Ep = ER sin ($ \omega $t + $\alpha$).The amplitude of the resultant wave at P is:
A)E0.
B)1.5E0.
C)1.7E0.
D)2.4E0.
E)2.9E0.

The Electric Fields Arriving at a Point P from Three ω \omega ω

The Electric Fields Arriving at a Point P from Three $\omega$