Q. When two sinusoidal waves moving at right angle to each other superimpose, they produce

 1647  194 Chhattisgarh PMTChhattisgarh PMT 2009 Report Error

Solution:

If two SHMs act in perpendicular directions, then their resultant motion is in the form of a straight line or a circle or a parabola etc, depending on the frequency ratio of the two SHMs and their initial phase difference. These figures are Lissajous figures.