Question

write a short note on e.m.f devices?
expection: proper and pointed answer.
pls...​

Answer 1

Answer:

1. EMF is the commonly used acronym for electromotive force.

1. EMF is the commonly used acronym for electromotive force. 2. A generator or a battery is used for the conversion of energy from one form to another.

1. EMF is the commonly used acronym for electromotive force. 2. A generator or a battery is used for the conversion of energy from one form to another. 3. In these devices, one terminal becomes positively charged while the other becomes negatively charged.

1. EMF is the commonly used acronym for electromotive force. 2. A generator or a battery is used for the conversion of energy from one form to another. 3. In these devices, one terminal becomes positively charged while the other becomes negatively charged.4. Applications involving heat-generating RF waves are used for therapeutic purposes. The three main EMF applications and areas of medicine using EMF sources are: • MRI – diagnostic imaging • RF ablation – cardiology and cancer (tumour) therapy • Localized dielectric heating (shortwave diathermy) – physiotherapy.