Part A A 7.5-1b block is suspended from a spring having a stiffness of k-71 lb/ft. The support to which the spring is at

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Part A A 7 5 1b Block Is Suspended From A Spring Having A Stiffness Of K 71 Lb Ft The Support To Which The Spring Is At 1 (21.12 KiB) Viewed 39 times

Part A A 7.5-1b block is suspended from a spring having a stiffness of k-71 lb/ft. The support to which the spring is attached is given simple harmonic motion which may be expressed as 8- (0.15 sin 26) ft. where t is in seconds If the damping factor is c/ce 079, determine the phase angle of forced vibration Express your answer to three significant figures and include the appropriate units. HẢI ? Value Units Submit Request Answer