Answer / yousaf ali

Fourier Series is used for analysis of periodc signals.
Fourier Transform for non periodic signals.

Answer / abinash rath

we use fourrier
transform to
expand a non
periodic signal
considering its
period to be
infinite

how unidirectional torque is produced in DC motor?

0 Answers  

---

Q) Write VBscript code along with QTPscript code in QTP tool for below scenario 1. Launch yahoo site(i know) 2. Do loogin(i know) 3.Click inbox link(i know) 4.Go to every page of mail box and count no.of read mails and no.of unread mails(i know) 5.Store page numbers, read mail count and unread mail count in a new excel file sheet 6.Create 10 types of graphs on that data 7.Do logout and close site(i know) 8.Save new excel files with graph

0 Answers  

---

As per IS why should the control be taken only from R phase, why not from B or Y phase??!!

2 Answers  

---

what is means of CLASS in current transformer name plate?

3 Answers  

---

Ohm's law applicable for semi-conductors?

4 Answers  

---

How relay works, reverse relay, master relay, os relay, earth fault relay and what is its setting point

0 Answers   cpgn,

---

2 v/500amp/hr to 1.80vpc at 20 degree celsious 2v/5ooamp/hr to 1.75 vpc at 77degree farren .this is the capacity of a battery .what is the meaning of this . can i get a detailed explenation

0 Answers  

---

A 6.6 KV motor breaker is try to Drack OUT by me while the motor running. What will Happened? a, will Trip. b,Drack Out lever will not access c, will get shock d, noting will happened

4 Answers  

---

what are the effects on an power plant and consumers if the power factor is increased or decreased?

2 Answers  

---

out of all machines which have highest efficiency and why?

2 Answers  

---

what are all the components required to assemble solar panel other than pv cell?

0 Answers  

---

what is post close & pre close of trip circuit supervision relay in circuit breaker control scheme?

2 Answers   ABB, NEK, Power,

---