Humming , Electrical Engineering

Assignment Help:
I am getting humming noice in speaker when I connect to laptop on ac

when I put it on dc (battery) it''s dispear .

Please help

Related Discussions:- Humming

Compute the capacitance per unit length, Write a program implementing the c...

Write a program implementing the conjugate gradient method (un-preconditioned). Solve the matrix equation corresponding to a finite difference node-spacing, h = 0.02m in x and y di

Explain temperature dependency in conductors, Explain temperature dependenc...

Explain temperature dependence of electrical conductivity and resistivity in conductors. When the temperature is increased, there is a greater thermal motion in atoms that redu

find the thevenin and norton equivalent circuits, The output port of the o...

The output port of the one-port is defined by terminals A and B. Given: R 1 = 10 k_, R 2 = 20 k_, R 3 = 10 k_, and R 4 = 10 k_ V 1 = 20 V and I1 = 0.8 mA a) Find the T

Linear time invariant, A LIT (linear time-invariant) system, impulse respon...

A LIT (linear time-invariant) system, impulse response h [ n ], is described by: (a) Show the block-diagram representation for this FIR filter (only use multiplier, adder

Speed control of stepper motor by using microcontroller 89c5, Hello sir, m ...

Hello sir, m engineering final year student, we made a project as I mentioned above, I wanna add some extra feature on it, meant to modified it...want to add up some extra feature

Change of phase, Write an m-file "myfourier.m" which takes two images, comp...

Write an m-file "myfourier.m" which takes two images, computes FFT, phase and amplitude and swaps the amplitudes between two images. function myfourier im1=imread('cameraman.pn

Determine horsepower output at full-load torque, A 500-hp, wye-connected, w...

A 500-hp, wye-connected, wound-rotor induction motor, when operated at rated voltage and frequency, develops its rated full-load output at a slip of 0.02; maximum torque of 2 times

Analog Filters, Each of the following functions is abs(H(jw))^2 of a certai...

Each of the following functions is abs(H(jw))^2 of a certain network function H(s). Obtain all the possible H(s) for each given abs(H(jw))^2. [(w^4)+25]/[(w^4)+(12w^2)+49]

moving average model, Altavox is a manufacturer and distributor of a lot o...

Altavox is a manufacturer and distributor of a lot of electronic instruments and devices, including digital/analog multimeters, function generators, oscilloscopes, frequency counte

Power diode - power semiconductor devices , Power Diode A power diode i...

Power Diode A power diode is a two terminal, anode a and cathode K and  two layer P  and  N  junction devices. A PN  junction normally  formed  by allowing  diffusion and epita

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