Is M-ary PSK bandwidth efficient or power efficient

0 Answers   CUTM Centurion University of Technology and Management,

---

i want tech mahindra recent placement paper conducted for campus recruitment in bangalore

1 Answers   MAHINDRA,

---

what is your strength?

14 Answers   CPCL, Salalah Methanol Company,

---

which is the best college to study engineering? why and list any 10?

2 Answers   TCS,

---

What is the power capacity of nuclear power plant used in nuclear submarrine?

0 Answers   BARC,

---

What is D-FF? What is the basic difference between Latches and Flip flops? What is a multiplexer? How can you convert an SR Flip-flop to a JK Flip-flop? How can you convert an JK Flip-flop to a D Flip-flop? What is Race-around problem? How can you rectify it? Which semiconductor device is used as a voltage regulator and why? Explain an ideal voltage source? Explain zener breakdown and avalanche breakdown? What are the different types of filters? What is the need of filtering ideal response of filters and actual response of filters? What is sampling theorem? What is impulse response? Explain the advantages and disadvantages of FIR filters compared to IIR counterparts. What is CMRR? Explain half-duplex and full-duplex communication? Which range of signals is used for terrestrial transmission? Why is there need for modulation? Which type of modulation is used in TV transmission? Why we use vestigial side band (VSB-C3F) transmission for picture? When transmitting digital signals is it necessary to transmit some harmonics in addition to fundamental frequency? For asynchronous transmission, is it necessary to supply some synchronizing pulses additionally or to supply or to supply start and stop bit? BPFSK is more efficient than BFSK in presence of noise. Why? What is meant by pre-emphasis and de-emphasis? Explain 3 dB cutoff frequency? Why is it 3 dB, not 1 dB? Explain ASCII, EBCDIC?

3 Answers   DRDO, Electronics,

---

hi .. i have done my b.e in under electronics and communication engineering and now i have opted for computer engineering which has most of communication related subjects. still what should i answer, if i am been asked "why didnt yu opt for electrical engineering"

0 Answers  

---

why should you consider youself fit to be hired by jspl

0 Answers   manappuram,

---

Which one is faster between nand-sr ff and nor-sr ff?

0 Answers  

---

what is sum of 1 and 2?

1 Answers   Hella, IBM, NTT Data,

---

How do you calculate the amount of feedback given in a negative feedback amplifier ? Illustrate

3 Answers  

---

What is the diference between hardware interrupt and software interrupt?

2 Answers  

---