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Waves question

2000 · Q163
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Waves question

2000 · Q163

NEETPhysicsWavesMCQ+4 / −1
The equations of two waves acting in perpendicular directions are given as
x = aaacos(ω\omegaωt +δ\deltaδ) and y = aaacos(ω\omegaωt + α\alphaα), where δ\deltaδ = α\alphaα + π2{\pi \over 2}2π​, the resultant wave represents
  1. A
    a parabola
  2. B
    a circle
  3. C
    an ellipse
  4. D
    a straight line
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