A String of Mass 3 G and Length 1 M

question 3

Multiple Choice

A string of mass 3 g and length 1 m can carry a wave of 20 mW power.When a tension of 15 N is applied to the string it oscillates with a period of 40 ms.The amplitude of the wave is

• A)2.76 mm.
• B)9.80 mm.
• C)11.8 mm.
• D)18.5 mm.
• E)23.5 mm.

---

Definitions:

Depreciation Method

A systematic approach for allocating the cost of a tangible asset over its useful life, reflecting the asset's consumption, wear and tear, or obsolescence.

Sum-Of-The-Years'-Digits

A method of accelerated depreciation calculating an asset's depreciation expense based on its remaining useful life, leading to higher depreciation charges in the early years.

Depreciation Expense

Depreciation expense is the charge recognized in each accounting period for the cost of an asset's decline in value due to use or obsolescence over time.

Residual Value

The estimated value of an asset at the end of its useful life, relevant in depreciation calculations and lease contracts.