Results for: Emf

In Electronics Engineering

How emf is calculated?

EMF is basically a term for voltage. Two rules that are often used in calculations are: 1) Kirchoff's Voltage Law, which states that the total voltage around a closed loop (MORE)
In Science

What is emf source?

there are two kinds of "EMF" electroMagnetic field and Electromotive force. the former is given off by electricity through a conductor (it doesn't have to be a coil or have a (MORE)
In Electronics Engineering

How do you calculate the emf?

Normally emf can be calculated by the following formula e=N*(dф/dt) where dф/dt = rate of change of flux linkages In actual practice it is given as e=-[N*(dф/dt) (MORE)
In Lakes and Rivers

What is indused EMF?

a shifting magnetic field exposed to a conductor will cause electric current through the conductor. For this reason, you can get shocked by a power pole by holding a copper ro (MORE)
In Electrical Engineering

What is emf equation?

e=N d/dt(flux linking with the coil) When the magnetic flux linking with the coil, having N number of turns, changes with respect to time, the emf will induced. This is state (MORE)
In Electricity and Magnetism

Why do we do EMF Testing?

The best way to test for Electromagnetic Fields or EMF is with Dowsing, Divining or a Pendulum. With these techniques you can find out exactly here the EMF is, how far the si (MORE)
In Electrical Engineering

What is the thermal emf?

when the two ends of conductor are at different temperature then, a small quantity of current is flow ,because at the high temperature end, the heat energy is able to excit th (MORE)
In Physics

What is emf in physics?

emf is the electromotive force and is used as another word for voltage generated by a battery or by the magnetic force according to Faraday's law
In Electrical Engineering

How the emf occurs?

Through charge separation , by various means including . chemical reaction (cells and batteries). . electromagnetic induction (generators). . light (photovoltaic). . pr (MORE)
In Environmental Issues

What are emf?

E.M.F. stands for electro magnetic field or sometimes are know as electro magnetic frequencies. These are energy fields that are resonate of everything and every one. Humans (MORE)