децибел( dB)

децибел( dB)

is a unit of measurement that is used to indicate the relative amplitude of a sound or the ratio of the signal level such as sound pressure. Sound levels in decibels are calculated on a logarithmic scale.

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Category: Wind energy
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децибел (dB)

Aerospace; Satellites

The standard unit used to express the ratio of two power levels. It is used in communications to express either a gain or loss in power between the input and output devices.

децибел (dB)

Mobile communications; Mobile phones

Јединица мере која описује релативну разлику у снази или интензитету звука.

децибел

Physics; Acoustics

A logarithmic scale applied to any parameter, including for measuring sound level.

децибел

Physics; General physics

Unit of sound level, if P1 & P2 are two amounts of power, the first is said to be n decibels greater, where n = 10 log10 (P1/P2)

децибел

Natural environment; Coral reefs

Unit for measuring sound intensity.

снага ветра

Energy; Wind energy

Wind power is the work derived from wind to create a useful form of energy. For example, using wind turbines to generate electricity, or building wind mills to produce mechanical ...

килохерц (kHz)

Energy; Wind energy

is a unit of measurement of frequency. It is a unit of alternating current (AC) or electromagnetic (EM) wave frequency equal to one thousand hertz (1000 Hz).

гасови стаклене баште

Energy; Wind energy

are those gaseous constituents of the atmosphere, both natural and anthropogenic, that absorb and emit radiation at specific wavelengths within the spectrum of infrared radiation ...

промена климе

Energy; Wind energy

is a change of climate attributed directly or indirectly to human activity which alters the composition of the global atmosphere and which is in addition to natural climate ...

угљен-диоксид (CO2)

Energy; Wind energy

is a naturally occurring gas, and also a by-product of burning fossil fuels and biomass, as well as land-use changes and other industrial processes. It is the principal ...

ружа ветра

Energy; Wind energy

a circular diagram giving a visual summary of the relative amounts of wind available in each of a number of direction sectors (often 12) at a given location, and the speed content ...

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