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Nini Ammeter?

Encyclopedia
Champu: Maktaba ya Kiambatanisha
0
China


Nini ni Ammeter?


Maendeleo ya Ammeter


Ammeter ni kifaa kilichoandikishwa kufanya uchunguzi wa umeme katika mzunguko wa amperes.


 

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Sera za Kazi za Ammeter


Ammeters yanapaswa kuwa na upinzani mdogo na inductive reactance ili kukidhibiti kupungua voltage na upungufu wa nguvu, na zinahusishwa kwenye mzunguko wa series kuchukua data sahihi za current.


 

Vitambulisho au Aina za Ammeter


  • Permanent Magnet Moving Coil (PMMC) ammeter.

  • Moving Iron (MI) Ammeter.

  • Electrodynamometer type Ammeter.

  • Rectifier type Ammeter.


 

Permanent Magnet Moving Coil (PMMC) Ammeter


Aina hii ya ammeter hutumia magnets magumu na ni bora sana kwa kutathmini DC currents kwa sababu ya ukweli mkubwa na mstari linear wake.


 

Moving Iron (MI) Ammeter


MI ammeters zinaweza kutathmini AC na DC currents kutumia sera za magnetic attraction au repulsion, kuhakikisha kwamba ni versatile kwa aina mbalimbali za current.


 

Electrodynamometer Type Ammeter


Ammeters hizi zinaweza kutathmini AC na DC bila kurekebishwa, kutumia coils fixed na moving ili kutoa unidirectional torque.


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