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The Height of Mercury in a Barometer Is 77

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The height of mercury in a barometer is 77.5 cm .What height would water reach in a water barometer? The density of mercury is 13.6 g.cm-3 and that of water 1.00 g.cm-3.The temperature is constant.


Definitions:

Depreciation Expense

The allocation of the cost of a tangible asset over its useful life, reflecting the decrease in value due to wear and tear, age, or obsolescence.

Double Diminishing-Balance

A method of accelerated depreciation which calculates depreciation at twice the rate of the straight-line depreciation method on the remaining book value each year.

Depreciation Expense

An accounting method of allocating the cost of a tangible asset over its useful life, representing how much of an asset's value has been used.

Diminishing-Balance

A method of depreciation that accelerates the rate at which an asset loses value, applying a constant rate to the declining book value each period.

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