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L² M T⁻³Level 0 · Kind of Quantity

power-type quantities

grandeurs de type puissance

15 quantities of this kind. All share dimension L² M T⁻³ and can be compared, added, and converted between units.

Corresponding UnitsDB dimension
power
NISTd16 · d:power
Part 4: Mechanics1 of 54 entries
4-27
power <mechanics>P
scalar product of force (t4-9.1) acting to a body and its velocity (iso80000-3):
Part 5: Thermodynamics1 of 54 entries
5-7
heat flow ratedot Q
time rate at which heat (t5-6.1) crosses a given surface
Part 6: Electromagnetism6 of 85 entries
6-45
power, instantaneous powerp
scalar quantity given by the product of instantaneous voltage (t6-11.3) and instantaneous electric current (t6-1)
6-56
active powerP
<for a periodic process> scalar quantity given by where is the period (iso80000-3), is time (iso80000-3) and is…
6-57
apparent powerS
scalar quantity given by the product of RMS value of voltage (t6-11.3) and RMS value of electric current (t6-1);
6-59
complex powerul S
quantity given by the product of voltage phasor (t6-50) and the complex conjugate of the electric current phasor…
6-60
reactive powerQ
scalar quantity given by the imaginary part of complex power (t6-59);
6-61
non-active powerQ'
scalar quantity given by where is apparent power (t6-57) and is active power (t6-56)
Part 7: Light and Radiation3 of 66 entries
7-4.1
radiant flux, radiant powerPhi_"e"
change in radiant energy with time, expressed by where is the radiant energy (t7-2.1) emitted, transferred or received…
ent
7-4.2
spectral radiant flux, spectral radiant powerPhi_("e",lambda)
spectral density of radiant flux, expressed by where is radiant flux (t7-4.1) in terms of wavelength (iso80000-3)
7-5.1
radiant intensityI_"e"
density of radiant flux with respect to solid angle in a specified direction, expressed by where is the radiant flux…
ent
Part 8: Acoustics1 of 18 entries
8-9
sound powerP
integral over a surface of the product of sound pressure, (t8-2.2), and the component of the particle velocity (t8-4)…
ent
Part 13: Information Science4 of 84 entries
13-17
quantizing distortion powerii(T)_"Q"
distortion of a signal resulting from the process of quantizing an original signal when the values to be quantized are…
13-18
carrier powerii(P)_"c"
power supplied to the antenna feed line by a radio transmitter taken under the condition of no modulation
↑ 1
13-17
quantizing distortionT_Q
distortion of a signal resulting from the process of quantizing an original signal when the values to be quantized are…
13-18
carrier powerP_C
power supplied to the antenna feed line by a radio transmitter taken under the condition of no modulation
↑ 1