b) Explain clearly the terms: free vibration, forced vibration and resonance. Give example of each.
b) Explain clearly the terms: free vibration, forced vibration and resonance. Give example of each.
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Transcribed Image Text:(a) Two simple harmonic vibration acting at right angles to each other have the time period in
the ratio 1:2. The phase difference between the two vibration is a/2. Show graphically that
the resultant curve is parabola.
(b) Explain clearly the terms: free vibration, forced vibration and resonance. Give example of
each.
(c) Find whether the discharge of a condenser for the following inductive circuit is oscillating
c = 0.1 µF, L=10 mH, R= 200 Ohms. If the circuit is oscillatory, calculate its frequency.
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