Answer / g

Ac coupling is used to see the Ripples levels in small
volt/division since DC component of the signal is filtered
out.

Answer / k.mathivanan

DC COUPLING IS DIRECT COUPLING WHICH SHOWS BOTH AC & DC
SIGNALS, BUT IN AC COUPLING IT SHOWS ONLY AC SIGNALS,DC
SIGNALS ARE FILTERED OUT, SO THAT IS OPERATION BUT I DON'T
KNOW WHERE DO WE USE THESE COUPLINGS,

what is the h-parameter?

3 Answers   TATA,

---

what is the maximum carrier frequency in AM broadcast?

2 Answers  

---

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  

---

What type of questions are asked in Tetra pak onlinr test

0 Answers   Tetra Pak,

---

What are the limitations of the basic differentiator circuit?

0 Answers  

---

---

why the shape of an op-amp is chosen triangular in shape?

16 Answers  

---

hi i am Electronics and Telecommunication i am 2008 passing out batch from ORISSA.please help me for written test for PE for BEL(BHARAT ELECTRONICS LIMITED)Which will be conduct on 23-11-2008.help me as much as u can,plzssssssss........

0 Answers   BEL,

---

4 stage ripple counter with delay(f/f) 10msec. How much time it takes for a state to change

1 Answers   Verifone,

---

what is amplification factor

0 Answers  

---

why the crystal frequency of 8051 is divide by 12 for its working?

4 Answers  

---

10. What are the different data rates in Abis for Traffic, TRX signaling and OMU

0 Answers   NSN,

---

what is PTP radio and PMP radio? give me elaborate description...plz

0 Answers  

---