Compare the merits and demerits of analog voltmeters, Electrical Engineering

Assignment Help:

Question :

(a)(1) Show different types of voltmeters commonly used.

(2) A basic d'Arsonval meter movement with an internal resistance Rm = 100 ?,and a full scale current of Im = 1mA is to be converted into a multi-range d.c.voltmeter with ranges of 0-10 V,0-50 V, 0-250 V and 0-500 V. Find the values of the various multiplier resistances

(b) With the help of a circuit diagram explain the functioning of the peak responding voltmeters

(c) Compare the merits and demerits of analog voltmeters with digital voltmeters.

(d) What are the the main source of measurement errors encountered while using a Wheatstone bridge for precise measurement of resistances.


Related Discussions:- Compare the merits and demerits of analog voltmeters

Show bandwidth of the system, A communication system for a voice-band (3 kH...

A communication system for a voice-band (3 kHz) channel is designed for a received SNR E b /N 0 at the detector of 30 dB when the transmitter power is Ps =-3 dBW. Find the value o

Write a short note on the working of darlington amplifier, Q. Write a sho...

Q. Write a short note on the working of Darlington Amplifier? A Darlington Amplifier is one that is employing the Darlington pair of transistors. It is a

Half-wave rectifier, Half-wave rectifier: A half-wave rectifier will j...

Half-wave rectifier: A half-wave rectifier will just only give one peak per cycle and for this reason and other reasons is only employed in extremely small power supplies. A f

Bias compensation, How is bias compensation in transistor is done using the...

How is bias compensation in transistor is done using thermistors and sensistor

A circuit having of a resistor connected in series, A circuit having of a r...

A circuit having of a resistor connected in series with a 0.5µF capacitor and has a time constant of 12 ms. Verify: (a)  The value of the resistor (b)  The capacitor voltage

Loss reduction and efficiency of electrical energy, Loss Reduction and Effi...

Loss Reduction and Efficiency Improvement of Electrical Energy 1. There are inherent losses in Transmission and Distribution of electrical energy from Generating station

Short note on types of enclosure of machine, Q.   Write a short note on typ...

Q.   Write a short note on types of enclosure of machine. Sol.       The various types of d.c. machine :              (1) Magnetic frame or Yoke              (2)

Explain error-rate control and output-rate control, Error-Rate Control, Out...

Error-Rate Control, Output-Rate Control, and Integral-Error (Reset) Control Let us consider a typical second-order servomechanism(containing two energy-storing elements) whose

Common source amplifier, Common Source Amplifier A common-source ampl...

Common Source Amplifier A common-source amplifier is one of three basic single-stage field-effect transistor abbreviated as FET amplifier topologies, commonly used as a volta

Evaluate the temperature corresponding to a thermistor, Question: (a) A...

Question: (a) A tube from one end of a differential pressure transducer is placed at the bottom of a cylindrical cup (D= 0.8m, H= 0.1m) to measure mass flow rate. The cup i

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd