question_answer

A particle which is simultaneously subjected to two perpendicular simple harmonic motions represented by\[;x={{a}_{1}}\cos \omega t\]and\[y={{a}_{2}}\cos 2\omega t\]traces a curve given by: [JEE ONLINE 09-04-2014]

A)          

B)  

C)  

D)       

Correct Answer: B

Solution :

[b] Two perpendicular S.H.Ms are                              ....(1) and                       ....(2) From eqn (1)and from eqn (2)