what do we mean by the term PTT in mobile? & what is the main function of PTT service?

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What is meant by BLUETOOTH TECHNOLGY how it works on mobile?

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plzz send in detail with answers of rrb section engineers model paper to my mail id sir.

0 Answers   RRB,

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What is meant a parallel inverter?

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For a 1φ voltage controller, feeding a resistive load, draw the waveforms of source voltage, gating signals, output voltage and voltage across the scr. Describe the working with reference to waveforms drawn?

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I have an instrument that involves an electronic circuit. In circuit there is a PTC B754 (having operating voltage 230V). PTC is already damaged and same PTC is not available in market. Now what can i do to solve that problem.

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can i get all books inrpidshare

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how we can calculate the t/f winding ratio and its formula

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i completed my b.tech recently with full credits... i have confused in calculating my backlogs...actually i failed in 6 subjects(1 in 2-1,4 in 3-2,1 in 4-1) but i cleared them in one attempt in their respective supplymentry.... then how many backlogs i had now... tell me cleraly.....

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What are digital circuits?

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Give condition for conduction of UJT?

1 Answers   TATA,

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What is Cycling Frequency Hopping?

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