# TTwo simple harmonic motions, as shown, are at right angles. They are combined to form Lissajous figures. \begin{aligned} &x(t)=A \sin (a t+\delta) \\ &y(t)=B \sin (b t) \end{aligned} Identify the correct match below

Question:

TTwo simple harmonic motions, as shown, are at right angles. They are combined to form Lissajous figures.

\begin{aligned} &x(t)=A \sin (a t+\delta) \\ &y(t)=B \sin (b t) \end{aligned}

Identify the correct match below

1. Parameters: $\mathrm{A}=\mathrm{B}, \mathrm{a}=2 \mathrm{~b} ; \delta=\frac{\pi}{2} ;$ Curve: Circle

2. Parameters: $A=B, a=b ; \delta=\frac{\pi}{2} ;$ Curve: Line

3. Parameters: $\mathrm{A} \neq \mathrm{B}, \mathrm{a}=\mathrm{b} ; \delta=\frac{\pi}{2} ;$ Curve: Ellipse

4. Parameters: $\mathrm{A} \neq \mathrm{B}, \mathrm{a}=\mathrm{b} ; \delta=0$; Curve: Parabola

JEE Main Previous Year Single Correct Question of JEE Main from Physics Oscillations chapter.

JEE Main Previous Year April 15, 2018

Correct Option: 3

Solution:

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