The equations of two waves acting in perpendicular direction are given as x = a cos (omega t + delta) " and " y = a cos (omega t + alpha) " where " delta = alpha + pi//2 the resultant wave represents

The equations of two waves acting in perpendicular direction are given

1.	The equations of two waves acting in perpendicular direction are given as x = a cos (omega t + delta) " and " y = a cos (omega t + alpha) " where " delta = alpha + pi//2 the resultant wave represents
Answer» a parabola a CIRCLE an ellipse · a STRAIGHT LINE Solution :a straight line