Answer Posted / shankar

SDH - Synchronous Digtal heighrarchy & PDH - Plesiochronous

http://telecom-transmission.blogspot.in/2013/03/pdh-basics-pdh-interview-questions.html

Why is there a maximum limit of collector supply voltage for a transistor?

1254

---

Explain what is an excitation table?

638

---

What is back diode?

600

---

In automation process timer based automation is best or not? any other possible methods are available

1564

---

Explain why is a two-input nand gate called universal gate?

647

---

---

i want to know the syllabus for management trainee exam,vizag steel plant,2009

3082

---

What are the differences between microprocessor and micro controller?

577

---

What are the demerits of passive filters?

629

---

dmrc entrance exam papers

2428

---

what is transformer utilisation factor?

3352

---

one hour after harry potter start x to y = 45 kms t.k rowling start with y to x potter = 3 kms/h rowling =4kms/h 24,42,23,22

2142

---

1,2,3,5,8,13..... find 40th term......

1562

---

What is commutation angle or overlap angle?

823

---

What is the forbidden energy gap? How does it occur? Define what is its magnitude for ge and si?

807

---

What do you understand by leds?

603

---