Physics · JEE
Important Questions: Principle of superposition of waves, reflection of waves, standing waves in strings and organ pipes, fundamental mode and harmonics, beats for JEE
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Notes & Formulas
Oscillations and periodic motion: time period, frequency, displacement as a function of time, periodic functions
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Simple harmonic motion (S.H.M.) and its equation, phase
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Oscillations of a spring: restoring force and force constant
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Energy in S.H.M.: kinetic and potential energies
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Simple pendulum: derivation of expression for its time period
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Wave motion, longitudinal and transverse waves, speed of the travelling wave, displacement relation for a progressive wave
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