Moving Iron Instrument | Advantages & Disadvantages
Moving Iron Instrument There are indicating instrument which are used to measure current & voltage. In moving iron instrument the …
Classification of Measuring Instruments
Classification of measuring instruments :- The instruments are used for measuring the unknown quantity. These instruments are used …
Static Characteristics of Instruments
Static Characteristics of Instruments The set of criteria defined for the instruments, which are used to measure the quantities which …
Single Phase Induction Type Energy Meter
Single Phase Induction Type Energy Meter Single phase energy meter are used for measurement for electrical energy in AC circuit. Energy …
MOSFET | Working Principle | V-I Characteristics & Applications
MOSFET The MOSFET (Metal Oxide Semiconductor Field Effect Transistor) transistor is a semiconductor device that is widely used for switching purposes …
Electrical Resonance type Frequency Meter
Frequency Meter These are used to measure supply frequency. These are used at generating stations & substations. A frequency meter is …
Hot Wire Instrument | Construction & Working
Hot Wire Instrument The instruments which use the heating of the current for knowing their magnitude such type of instrument …
PMMC Instrument || Construction & Working || Advantages & Disadvantages
PMMC A permanent magnet moving coil instrument can measure DC voltage & current. The working principle of these instrument is …
Bipolar Junction Transistor (BJT)
Bipolar Junction Transistor A bipolar junction transistor is a three terminal semiconductor device consists of two P-N junctions which are …
Explain Construction and Working of Autotransformer
Autotransformer An autotransformer is a type of electrical transformer with only one winding. In an autotransformer, one single winding is …
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