Two simple harmonic motions, as shown below, are at right angles. They are combined to form lissajous figures. x(t)=A \sin (a t+\delta) y(t)=B \sin (b t) Identify the correct match below : Parameters Curve (1) A = B , a = b ; \delta=\pi \/ 2 Line (2) A \neq B , a = b ; \delta=0 Parabola (3) A = B , a =2 b ; \delta=\pi \/ 2 Circle (4) A \neq B , a = b ; \delta=\pi \/ 2 Ellipse [15 Apr 2018 Shift 2]

JEE Main 15 Apr 2018 Shift 2 Solved Paper

Section: Physics

Question : 13 of 90

Marks: +1, -0

Two simple harmonic motions, as shown below, are at right angles. They are combined to form lissajous figures.
‌x(t)=Asin‌(at+δ)
‌y(t)=Bsin‌(bt)
Identify the correct match below :

Parameters	Curve
(1) A=B,a=b;δ=π∕2	Line
(2) A≠B,a=b;δ=0	Parabola
(3) A=B,a=2b;δ=π∕2	Circle
(4) A≠B,a=b;δ=π∕2	Ellipse

[15 Apr 2018 Shift 2]

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