Download Physics - CBSE Academic

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Transcript 
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Simple harmonic motion (S.H.M) and its equation; phase; oscillations of a loaded spring-restoring
force and force constant; energy in S.H.M. Kinetic and potential energies; simple pendulum
derivation of expression for its time period.
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Alternating currents, peak and RMS value of alternating current/voltage; reactance and
impedance; LC oscillations (qualitative treatment only); LCR series circuit; resonance; power in AC
circuits, power factor; wattless current.
Ray Optics: Reflection of light; spherical mirrors; mirror formula; refraction of light; total internal
reflection and its applications; optical; fibres; refraction at spherical surfaces; lenses; thin lens
formula; lensmaker's formula; magnification, power of a lens; combination of thin lenses in
contact; refraction and dispersion of light through a prism.
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