Question

A mass weighing 4 kg stretches a spring by 6 centimeters. The damping constant is c-0.8 External vibrations create a force of FO 8 sin(50) kg. Find the steady-state solution and identify its amplitude and phase shift. 2,048 2,496 ゲー2.sas cos(5) + 2,545 sin(5) ゲー2.545 ゲisas cos(5) + 2.545 sin(5) ゲ2.545 2.048 cos(50- 2.545 2,496 2,545 sin(50 2,048 2,545 2,496 2.048 cos50- 2.545 2,545 A series circuit has an inductor of 1 henry, a resistor of 10 ohms and a capacitor of 0.2 farad. A voltage source of E(t) = 0.2 cos 9t volts is analogous to an external force. Find the steady-state solution and identify its amplitude and phase shift 19 P16,965 754 Op=-16,905 cos 9t + 54 sin 19 16,965 19 16,965 P 754 754

Answer 1

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on solung both the equahons age s -16-16A + 408, o 냐 B 1616 16.164 + 0,64 B A ddna bo equahons 408 . 6g B 161.6 Вс 0.335 015 6 Lup A cos 5t + BSInst steady state solution is; The amplitude of c1 cos kt tc, sinkt-A5r( is given by 2 C2

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