Answer / virendra sonker

according to farmula e=mc^2, and c=fXlemda hence frequency is directly propertional to energy or power. low the frequengy lower the power hence singal will not travel to long distance

Answer / gayathri

Through modulation at transmitter a low frequency signal is transmitted and demodulation at receiver in communication systems.

What is normal radiation field out side the reactor building?

0 Answers   BARC,

---

cdma or gsm which is more complex?

10 Answers   Nokia,

---

An FM receiver has an IF frequency that is A 88MHz-108MHz range B 540kHz-1640kHz range C 455kHz D 10.7MHz

2 Answers  

---

what is sdh?

11 Answers   Bhel,

---

Does area of work only involve closed spaces?

0 Answers  

---

What is flip flop. What is latch???? Can u plz explain the difference between the two

2 Answers   Wipro,

---

A description of the fundamental elements that are required to make a digibox. I assume that they all record nowadays?

0 Answers  

---

in which place analog signal and digital signal is applied in IC?

1 Answers  

---

when do we use capacitor and inductor as strong device

0 Answers   TCS,

---

what is ccd

2 Answers  

---

why cant we transmit the low frequency signal for long distances??

2 Answers  

---

List out some integrating type converters.

0 Answers  

---