Obsolescence refers to the loss of value or usefulness of an asset due to technological changes, innovation, or new production methods that make the existing asset less efficient or outdated compared to newer alternatives, even if the asset is still physically functional.

The term 'Provision for depreciation' is frequently used in accounting to refer to the accumulated depreciation account. This account represents the total amount of depreciation expense allocated to a specific asset since it was acquired. It is a contra-asset account that reduces the book value of the fixed asset on the balance sheet, reflecting the wear and tear over time.

The depreciable value (or depreciable amount) is the cost of an asset minus its estimated residual value. Accounting standards dictate that an asset should not be depreciated below its residual value, meaning the total depreciation charged over the asset's useful life is limited to the depreciable amount.

Land is considered a non-depreciable asset because it has an indefinite useful life. Unlike buildings, machinery, or office equipment, land does not suffer from physical wear and tear or obsolescence that would reduce its utility or value over time in the normal course of business operations.

Depreciation is fundamentally an allocation process, not a valuation process. It involves systematically distributing the cost of a tangible fixed asset over its estimated useful life, matching the expense to the periods in which the asset generates revenue, rather than attempting to reflect the current market value of the asset.

While depreciation is essential for calculating true profit and showing the true financial position, the source answer identifies providing funds for asset replacement as the primary objective. This is a common perspective in accounting theory, suggesting that depreciation helps retain earnings to finance future asset acquisitions.

Depreciation is the systematic allocation of the cost of a tangible asset over its useful life. Common causes include physical wear and tear from use, the passage of time (effusion of time), and expiration of legal rights. While technological obsolescence is a factor in asset valuation, the provided answer suggests it is not a primary cause of depreciation in this specific context.

Depreciation is the systematic allocation of the depreciable amount of an asset over its useful life. It reflects the consumption of economic benefits, wear and tear, or obsolescence, leading to a gradual decrease in the asset's recorded book value on the balance sheet.

The depletion method is the standard accounting approach for natural resources such as mines, oil wells, and timberlands. It allocates the cost of the resource based on the units extracted during the period, reflecting the physical exhaustion of the asset over time.

The depletion method is primarily used for wasting assets like mines or oil wells. It allocates the cost of the asset based on the units extracted or produced over its useful life. Because the depreciation charge is directly proportional to the physical output or extraction volume, it is commonly known as the output method of depreciation.