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The equations of two waves given as x = ...

The equations of two waves given as `x = a cos (omega t = delta)` and `y = a cos (omega t + alpha)`, where `delta = alpha + pi/2`, then resultant wave represent:

A

A hyperbola

B

A circle

C

An ellipse

D

None of these

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The correct Answer is:
B
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AAKASH INSTITUTE ENGLISH-OSCILLATIONS-Assignment (Section C) (PREVIOUS YEARS QUESTIONS)
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  2. A particle of mass m is released from rest and follow a particle part ...

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  3. In a simple harmonic motion, when the displacement is one-half the amp...

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  4. A linear harmonic oscillator of force constant 2 xx 10^(6) Nm^(-1) and...

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  5. Displacement between maximum potential energy position and maximum k...

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  6. A particle of mass m oscillates with simple harmonic motion between po...

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  7. The potential energy of a simple harmonic oscillator when the particle...

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  8. If the length of a simple pendulum is increased by 2%, then the time p...

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  9. Two simple pendulums of length 0.5 m and 0.2 m respectively are given ...

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  10. Two sttings A and B length l(A) and l(B) and carry masses M(A) and M(...

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  11. A mass m is vertically suspended from a spring of negligible mass, the...

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  12. A mass is suspended separately by two springs of spring constant k(1) ...

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  13. The time period of a mass suspended from a spring is T. If is the spri...

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  14. A particle, with restoring force proportional to displacement and resu...

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  15. When an oscillator completes 100 oscillation its amplitude reduced to ...

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  16. Inc ase of a forced oscillation, the resonance peak becomes very sharp...

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  17. Two SHM's with same amplitude and time period, when acting together in...

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  18. The equations of two waves given as x = a cos (omega t = delta) and y ...

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  19. The damping force on an oscillator is directly proportional to the vel...

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  20. A wave has SHM (simple harmonic motion) whose period is 4s while anoth...

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