why use -48 volt DC power in telecom?

5 Answers  

---

what is the difference between electrical & electronics?

8 Answers  

---

Explain the approximate cost of the smart pebbles eci-1(embedded corrosion instrument)?

0 Answers  

---

Tell me, when a sample of germanium and silicon having same impurity density are kept at room temperature then resistivity of silicon will be higher than that of germanium, why?

0 Answers  

---

write a c program for display 1 upto timers using for loop,do while loop,while loop

0 Answers  

---

---

Mention the operators that cannot be overloaded?

1 Answers  

---

What are the disadvantages of unidirectional or half-wave ac voltage controller?

0 Answers  

---

What are the differences between voltage and current controlled devices?

0 Answers  

---

What is noise in reference to electronic circuits?

0 Answers  

---

What is a bjt?

0 Answers  

---

Define offset voltage as applied to an op-amp.

0 Answers  

---

Differentiate between static and dynamic resistance of a diode.

0 Answers  

---