A 120-N Object Is Oscillating in Simple Harmonic Motion at the the End

question 19

Essay

A 12.0-N object is oscillating in simple harmonic motion at the end of an ideal vertical spring.Its vertical position y as a function of time t is given by y(t)= 4.50 cm cos[(19.5 s^-1)t - π/8].
(a)What is the spring constant of the spring?
(b)What is the maximum acceleration of the object?
(c)What is the maximum speed that the object reaches?
(d)How long does it take the object to go from its highest point to its lowest point?

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Definitions:

Retained Earnings Statement

A report detailing changes in retained earnings, including net income and dividends, over a specific period.

Fiscal Year

A one-year period that companies and governments use for financial reporting and budgeting, not necessarily coinciding with the calendar year.

Treasury Stock

Treasury stock consists of shares that were issued and subsequently reacquired by the company, not retired but held in the company's treasury.

Paid-In Capital

The amount of money and other assets that shareholders have invested in the company in exchange for shares of stock.