Differential Voltmeter: The Differential Voltmeter technique, is one of the most common and accurate methods of measuring unknown voltages. In this technique, the voltmeter is used to indicate the difference…
Solid State Voltmeter: Solid State Voltmeter - Figure 4.13 shows the circuit of an electronic voltmeter using an IC OpAmp 741C. This is a directly coupled very high gain amplifier.…
Chopper type DC Amplifier Voltmeter (Microvoltmeter): Chopper type DC Amplifier Voltmeter the dc input voltage is converted into an ac voltage, amplified by an ac amplifier and then converted back…
Transistor Voltmeter (TVM): Transistor Voltmeter - Direct coupled amplifiers are economical and hence used widely in general purpose low priced VTVM' s. Figure 4.9 gives a simplified schematic diagram of…
Different Types of Ammeters and Voltmeters: The following are the different types of ammeters and voltmeters in measuring instruments are PMMC Moving Iron Electrodynamometer Hot wire Thermocouple Induction type Electrostatic…
High Voltage Engineering Interview Questions and Answers: Following are the below High Voltage Engineering Interview Questions and Answers, High Voltage Engineering Important Questions and Answers 1. What are the causes…
Instrument Transformers - Definition, Types and Errors: AC type protective relays are actuated by current and voltage supplied by current and potential (or voltage) transformers, known as instrument transformers. The…
Electronics Engineering Multiple Choice Questions and Answers (MCQs) Part 9: 343. When an 8086 executes an INT type instruction, it (a) resets both IF and TF flags. (b) resets all…