Ask Question, Ask an Expert


Ask Electrical & Electronics Expert

problem 1:

a) Derive the expression for the frequency of the output of a stable multi-vibrator.

b) Design an averaging amplifier circuit to provide a gain 5 for 4 input signals of same frequency.

problem 2:

a) What do you mean by sample and hold circuit? Why is it required? With a neat circuit diagram, describe the operation of an Op-amp based sample and hold circuit.

b) What do you mean by sampling?

problem 3:

a) Draw the circuit for converting a sinusoidal ware form into a square wave and into a series of pulses, one per cycle and describe.

b) Design a subtractor in non inverting configuration.

problem 4:

a) What is an instrumentation amplifier? What are the fundamental requirements of a good instrumentation amplifier?

b) Design an instrumentation amplifier whose gain can be varied continuously over the range 1 ≤ A ≤ 1000 use 100 k? potentiometer.

problem 5:

a) Draw the circuit and describe the operation of instrumentation amplifier by using Transducer Bridge. Derive the expression for its output voltage.

b) What are the applications of instrumentation amplifier? Describe.

problem 6:

a) Describe how the averaging circuit can be derived from the summer.

b) Design the op-amp circuit that can give the output as V0 = 2 V1 - 3 V2 + 4V3 - 5V4

problem 7:

a) Describe the operation of zero crossing detector by using Op-amps.

b) Design a differentiator by using Op-amp to differentiate an input signal which varies in frequency from 1 KHz to 10 KHz.

problem 8:

a) Describe with a neat circuit diagram the working of voltage to current converter with floating load and grounded.

b) Design a circuit to convert a 4 mA to 20mA input current to 0V to 10V output voltage. The circuit is powered from ±15V regulated supplies. (Suppose essential data) 

Electrical & Electronics, Engineering

  • Category:- Electrical & Electronics
  • Reference No.:- M93609

Have any Question? 

Related Questions in Electrical & Electronics

Assume that an infinitely long 300 omega transmission line

Assume that an infinitely long 300 Ω transmission line is suddenly connected to a 6 V battery. Calculate the power drain on the battery.

A particular 1 ma diode which at 25deg c conducts i ma at

A particular "1 mA diode", which at 25° C conducts I mA at 0.7 V, is operated at 95°C in a circuit which provides it a constant 100 RA current. What does its junction voltage become if it = 2?

Research quarterly may 1979 reports on a study of impulses

Research Quarterly, May 1979, reports on a study of impulses applied to the ball by tennis rackets of various construction. Three measurements on ball impulses were taken on each type of racket. For a Classic (wood) rack ...

Suppose we observe a random processnbspnbspwithout any

Suppose we observe a random process   (without any noise) over a time interval Based on this observation, we wish to predict the value of the same random process at time   That is, we desire to design a filter with impul ...

A source has five equally likely output messages determine

A source has five equally likely output messages. Determine a Shannon-Fano code for the source, and determine the efficiency of the resulting code. Repeat for the Huffman code, and compare the results.

For the series magnetic circuit of given figure with two

For the series magnetic circuit of given figure with two impressed sources of magnetic "pressure," determine the current I. Each applied mmf establishes a flux pattern in the clockwise direction.

A 100-kva 8000277-v distribution transformer has the

A 100-kVA 8000/277-V distribution transformer has the following resistances and reactances: The excitation branch impedances are given referred to the high-voltage side of the transformer. (a) Find the equivalent circuit ...

The circuit in given figure is an example of a series-shunt

The circuit in given Figure is an example of a series-shunt feedback circuit. Assume the transistor arameters are: h FE = 100, V BE  (on) = 0.7 V, and V A  = ∞. (a) Determine the quiescent collector currents and the dc v ...

For the transistor in the previous problem compute the load

For the transistor in the previous problem, compute the load power and the efficiency of the circuit when the transistor is in the cutoff region. Assume that the collector current is 10mA in the cutoff region.

Learning outcomesthe purpose of this practical is to

Learning Outcomes The purpose of this practical is to further deepen our experience in: 1. PowerWorld for the simulation and ANALYSIS of power systems PowerWorld should already be installed on the lab computers. In the e ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

A cola-dispensing machine is set to dispense 9 ounces of

A cola-dispensing machine is set to dispense 9 ounces of cola per cup, with a standard deviation of 1.0 ounce. The manuf

What is marketingbullwhat is marketing think back to your

What is Marketing? • "What is marketing"? Think back to your impressions before you started this class versus how you

Question -your client david smith runs a small it

QUESTION - Your client, David Smith runs a small IT consulting business specialising in computer software and techno

Inspection of a random sample of 22 aircraft showed that 15

Inspection of a random sample of 22 aircraft showed that 15 needed repairs to fix a wiring problem that might compromise

Effective hrmquestionhow can an effective hrm system help

Effective HRM Question How can an effective HRM system help facilitate the achievement of an organization's strate