potentiometer : it is null or deflecting instrument

3 Answers   ONGC,

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Why the singnal of wireless/Tv in db value? and why it is showing in minus(-)?

4 Answers   BSNL, Wipro,

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Which device produces voltage variable capacitor?

0 Answers  

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What is memristor? How many modes it works?

0 Answers  

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The peripherals of the computer(like keyboard, monitor) are connected through buses directly or is there any interfacing device present in the CPU?

3 Answers   NTPC,

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Explain what is an inverter?

0 Answers  

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What is step down chopper?

0 Answers  

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A half wave rectifier is used to supply 50vdc to resistive load of 800ohms the semiconductor diode has a forword resistance of 25ohms,calculate ac voltage required?

1 Answers   TCS,

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three phase electronic energy meter have how much voltage in combined both r,y,b & why?

1 Answers  

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can i give the short discription to "window size" , "Time out" "piggybacking" in sliding window flow control.

0 Answers   RRB,

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i completed my b.tech.i want to prepare for civils. when new batch classes will start at rc reddy. plz mail me rajesh.mc28@gmail.com

0 Answers  

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Guroscope works on the basis of what?

0 Answers  

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