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(a) A spring mass system has a period 0.25 sec. What will be the new period if spring constant is increased by 50% ?
(b) A vibratory system in a vehicle is to be prepared with the following parameters :
K=110 N/m , C=2N-sec/m, m=1.1 Kg.
(i) Determine the decrease of Amplitude from its starting value after 3 complete oscillations.
(ii) Frequency of oscillation.
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what is couple and moment of couple...?
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