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Author Question: A mass hangs from a spring which oscillates up and down. The position P of the ... (Read 62 times)

sabina

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on: Feb 28, 2021

Question 1

Solve the problem.

The current I, in amperes, flowing through an ac (alternating current) circuit at time t, in seconds, is
I = 30 sin(50πt)
What is the amplitude? What is the period?
Graph this function over two periods beginning at t = 0.



Question 2

Solve the problem.

A mass hangs from a spring which oscillates up and down. The position P of the mass at time t is given by
P = 4 cos(4t)
What is the amplitude? What is the period?
Graph this function over two periods beginning at t = 0.

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Marked as best answer by sabina on Feb 28, 2021

macybarnes

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Reply #1 on: Feb 28, 2021
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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sabina

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Reply 2 on: Feb 28, 2021
YES! Correct, THANKS for helping me on my review

anyusername12131

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Reply 3 on: Yesterday
Wow, this really help

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