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Efficiency is the
often measurable ability to
avoid making mistakes or
wasting materials, energy, efforts, money, and time
while performing a task. In...
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Pareto efficiency or
Pareto optimality is a
situation where no
action or
allocation is
available that
makes one
individual better off
without making another...
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Engine efficiency of
thermal engines is the
relationship between the
total energy contained in the fuel, and the
amount of
energy used to
perform useful...
- and
spacecraft design,
overall propulsion system efficiency η{\displaystyle \eta } is the
efficiency with
which the
energy contained in a vehicle's fuel...
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Faraday efficiency (also
called faradaic efficiency,
faradaic yield,
coulombic efficiency or
current efficiency)
describes the
efficiency with which...
- (/ˈhɛpə/, high-
efficiency particulate air) filter, also
known as high-
efficiency particulate absorbing filter[citation needed] and high-
efficiency particulate...
- The
Oswald efficiency,
similar to the span
efficiency, is a
correction factor that
represents the
change in drag with lift of a three-dimensional wing...
- In thermodynamics, the
thermal efficiency (ηth{\displaystyle \eta _{\rm {th}}}) is a
dimensionless performance measure of a
device that uses
thermal energy...
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Energy efficiency may
refer to:
Energy efficiency (physics), the
ratio between the
useful output and
input of an
energy conversion process Electrical efficiency...
- The
efficiency ratio indicates the
expenses as a
percentage of
revenue (expenses / revenue), with a few
variations – it is
essentially how much a corporation...
