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Determine the shunt resistance needed to convert a galvanometer to an ammeter with a full scale reading of 10A if the scale requires 2.5mAto cause full deflection with a coil resistance of 10Ω
A circuit is needed to divide a 10 Hz signal down to 1 Hz using only a 7493 4-bit counter. Produce a logic diagram for the design.
determine the series resistance needed to convert a galvanometer to a voltmeter reading 15V on full scale deflection if a current of2.5mA causes full scale deflection and the resistance of the coili
what device is used to extend the range of the DCvoltmeter and how is it connected to the basicmeter and what device is used to extend the range ofthe DC ammeter and how is it connected to thebasic
why is it necessary that an ammeter be a low resistance instrument Why must a voltmeter be a high resistance instrument
what potential difference appears across the galvanometer in;Two 150V voltmeters are being compared; meter A has 5000?/V while meter B has a total meter resistance of 750000-ohm, when the pointer is
Subtraction can be performed easily if the operands arein the 10's complement (radix complement) representation. Inthis representation,the sign digit is 0 for a positive number and 9for a negative n
Design a circuit that generates the 9's complement of a BCD digit. Note that the 9's complement of d is 9-d.
Design a majority of 1s circuit such that the output F is 1when a majority of the inputs X,Y,Z are 1. Simplify thefucion to its minimum form using karnaugh map.
Obtain a set of minimum SOP expression for switching circuit that will accept XS3 code at it input and provide BCD code at it output.
Show a design for 3-bit Multiplexer using three 2-bit Multiplexer such that select lines A 1 B 1 = 00 select I0, A 1 B 1= 01 select I1, and A 1 B 1 = 1X ( x represent a don't care input)select I2 b)
A single phase 50KVA ,2400/240 V , 60 Hz distribuition transformeris used as a step down transformer is used as step down transformer at the load end of a 2400 voltfeeder whose series impedance is (
an electron in the hydrogen atom can be thought of as circling theproton nucleus in a circular orbit of radius 0.35 x10-10 m. The electron completes one trip around the orbiteach 1.4 x 10-16 sec.
The customer forgot to tell you that they need the bias (0V at 00000) to be user-adjustable between 0V and 2V and that the range(5V between 000000 and 111111) must be user adjustable between 3V and
Design a 6 bit DAC that accepts digital voltages of 0 V (meaning binary zero) and 2 V (meaning binaryone). The output must vary from +0 V (for code 000000) to +5 V (for code111111).
In AM, spectal overlap is said to occur if the lower sideband forpositive frequencies overlaps with its image for negativefrequencies. what condition must the modulated wave satisfy if we are to avo
You discover that theengineer providing you the digital inputs did a terrible job with tolerances and that the voltage levels of 0V and 1V can drift up to+-0.15V. Design a front-end for the results
Using a 7490 decade counter, design a circuit to count from0 through 9 and display the values on a seven-segment display Produce a logic diagram for circuit.
Consider a futuristic space probe, whichis in orbit around a distant planet which has a mass that is 1.5times that of earth. As part of it's mission, this probeestablishes a circular orbit 40,000 km
Determine capacitance for a capacitor connected to a dc source if you know that its voltage rises from 20 to 30 volts in 2μs with an average current of 0.5 A.
The manufacturer of a 9V dry-cell flash light battery says that the battery will deliver 20mA for 80 continuous hours. During that time the voltage will drop from 9V to 6V.Assuming the drop in volta
let a character stream fromthis source be Huffmancoded. Then, let groups of consecutive four message bitsbe encapsulated into 8-bit SEC-DED Hamming code words.Suppose the following two Hamming are
A (0-10A) range ammeter has an internal resistance of 0.0002Ohms. It is necessary to use this meter for measuring a currentwhich is likely to be in the range of (0-70A) Amperes. Design aresistance c
1. prove the distributivity commutativity associativity of convolution sum 2. prove that the absolute summability of impulseresponse is a necessary condition for the BIBO stability of LTE discrete t
A water tank consists of a cylindrical part of radius r and height h, and a hemispherical top. The tank is to be constructed tohold 500 m3 of fluid when filled. The surface area of thecylindrical pa