Answer Posted / raghavendra prasanna

In tv transmission both the techniques are used i.e AM AND FM.
Amplitude modulation is used for picture portion and Frequency modulation is used for audio portion

What is pulse width modulation?

1053

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Explain the importance of if in radio receiver?

1051

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Draw the current Vs time graph for an inductor connected to a d.c. source. How will you measure power of a transmissioon line? Tell all the steps alongwith the components used in power generation. Which law governs the induced emf?

2855

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What is meant by negative converter group in a cyclo-converter?

969

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Hi, i have to appear in L n T managment trainee interview ..please suggest some questions if u have faced similar interviews..!!!

2148

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Write down the expression for average output voltage for step down chopper?

1202

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One thing you should remember while trying to solve a math series is that math skills are generally not that important, but rather a vulture’s eye is required to get a strong hold on the unusual, yet a craziest of the logical minds is. Keep this in mind and try to complete the sequence with the appropriate number: 201315, 71280, 9253, 212, ?

2066

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i am preparing for AAI JR EXECUTIVE exams so plz suggest the objective materail for preparation

2457

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Explain Power Control.

2017

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What is a multimeter?

1068

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Give application of wireless modem.

1026

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how pwm signals generated????

2112

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hI, I AM A BE GRADUATE. WILL U LET ME KNOW WHAT TYPE OF OFFICER POSTS ARE AVAILABLE FOR MY QUALIFICATION IN SBI BANK? WHETHER THERE ARE ANY SCALE OF PAY DIFFERENCE FOR THE REST OF THE OFFICER POST AND THE POST THAT IS UNIQUE FOR ENGINEERS?

2074

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My lcd monitor not showing boot screen[dos]. Whenever I start the pc it shows blank screen till the windows xp starts. will you help me to solve this ?

2138

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What are the faults that might happen in a DCS ?

1935

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