A spring is stretched by 9 in by a mass weighing 14 lb. The mass is attached to a dashpot mechanism that has a damping constant of 0.2 lb-s/ft and is acted on by an external force of 2 cos(3t) lb. Determine the steady state response of this system. Use 32 ft/s as the acceleration due to gravity.
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Physics, 21.06.2019 14:40
An implanted pacemaker supplies the heart with 72 pulses per minute, each pulse providing 6.0 v for 0.65 ms. the resistance of the heart muscle between the pacemaker’s electrodes is 550 ω. find (a) the current that flows during a pulse, (b) the energy delivered in one pulse, and (c) the average power supplied by the pacemaker.
Answers: 3
Physics, 22.06.2019 00:20
Zeros that follow non-zeros numbers and are also to the right of a decimal point are significant
Answers: 2
A spring is stretched by 9 in by a mass weighing 14 lb. The mass is attached to a dashpot mechanism...
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