Answer Posted / abdul hamid

In television VSB transmission system is used.A complete
upper side band and 1.25 lower side band along with carrier
is transmitted.The lower side band(1.25)is added with upper
side band to separate the two channels therefore the noise
is not interned in transmission.

What principle does a q-meter operate?

1151

---

Why bjt is called current control device?

997

---

What are advantages of dc supply over ac supply?

951

---

What is the forbidden energy gap? How does it occur?

1047

---

What are the operation of mosfet?

1100

---

What is input offset voltage?

1035

---

Can we interchange the source and drain terminals in a fet circuit? Can we do the same with the emitter and collector terminals of a bjt circuit?

1102

---

hi friends can u plz give me some tips on how to prepare for technical interview in E.C.I.L.

2554

---

I am abscent to the external exam due to illness then what happen

1890

---

What are digital circuits?

1030

---

Which is used as storage location in the alu and the control section of a computer?

1139

---

plz help me i want previous question papers of section engineer rrb electronics send me plz sadiksharif@gmail.com

1728

---

why sometimes PF value have an negative sign?

2069

---

.We want to compare the performance of a single threaded disk server with a multithreaded 1. Suppose the server takes 25 ms to receive a request for work from client, dispatch the request for processing and actual data request processing when reqd. Data is in main memory. If the reqd. Data is not in the main memory a real disk operation is needed and an additional 75 ms are reqd. On the average. On the average 25% of the clients requests access the disk. During the disk I/O period the thread waits. Assume that there is no other process in system when the server is running. How many requests can the server handle per second if its a)single threaded b)multithreaded

1917

---

Draw the frequency response of DARLINGTON PAIR

2867

---