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Physics
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emf
emf (electromotive force) is the voltage or difference in ...
Emission
Emission is the fact of emitting (particles, radiation, a ...
Emission spectrum
Physics An emission spectrum is a characteristic plot of ...
Engine torque
Engine torque or motor torque is the rotation force applied ...
Enthalpy
Enthalpy is the physical quantity (H), a state function ...
Entropy
Statistical physics Entropy is a quantity characterising the ...
EPR paradox
The EPR paradox, or Einstein-Podolski-Rosen paradox, was at ...
EPR reactor
The EPR (European Pressurised Reactor) is a 1600 MWe class ...
Erg
The term erg is used in geography and physics. Geography An ...
Ether
In pre-relativistic physics, the ether was assumed to be a ...
Eutectic
Thermodynamics: A eutectic is a property of a solid mixture ...
Event horizon
The event horizon is the surface area of a black hole, the ...
Exciton
An exciton is a pseudo-particle composed by matching an ...
Extinction
In optical microscopy extinction is the darkening of the ...
Fading
Fading is the interruption of the propagation of radio waves ...
Farad
The farad is the legal (SI) unit of electrical capacity ...
Faraday constant
The Faraday constant is equal to 96,490 coulombs per mole. ...
Fast neutron reactor
A fast neutron reactor is one which has no moderator and in ...
Femtosecond
A femtosecond is 10-15 seconds. A femtosecond compared with ...
Fermion
A fermion is a particle with half-integer spin; it obeys ...
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