A Mass M Is Released from a Height H 75 $\mu$

question 36

Multiple Choice

A mass m is released from a height h 75 cm from the right-hand side of the track shown in the diagram. There is only friction acting on mass along the horizontal portion 30 cm either side of the midpoint O, with a kinetic coefficient of friction of $\mu$ _k = 0.40. Determine how high it reaches the second time it passes over to the left side, and in which direction is it moving when it stops?

• A) 27 cm, right
• B) 3.0 cm, right
• C) 27 cm, left
• D) 3.0 cm, left
• E) 51 cm, right

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Definitions:

Income Summary

An account used in the closing process that summarizes the revenues and expenses for a specific accounting period, facilitating the calculation of net income or loss.

Post-Closing Trial Balance

A trial balance prepared after closing entries are made, showing the balances of ledgers that remain for the start of the next period.

Accumulated Depreciation

The total amount of depreciation expense that has been recorded against an asset since its purchase.

Depreciation Expense

Methodically dispersing the cost of a physical asset over its serviceable lifetime.