Explain why does all cellular networks have same shape of sim?

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please tell me which book better in hindi medum student.for rrb tech.examination(like section engg.& junior engg?

2 Answers   Galaxy Bank of Hr, HCL,

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Name the cmos version of the 555 timer.

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why we prefer expressing the gain of an amplifier on a logarithmic scale rather than linear scale?

2 Answers   TATA,

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WHEN DO WE USE CAPACITOR AND INDUCTOR AS STORING DEVICE?

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....................... regulator operates the power transistors as high frequency on/off switch. A Series B Short C Switching D None of these

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Compare csi and vsi?

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What is difference between a multiplexer and encoder? Also what is the between demultiplexer and decoder?

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What are the main advantages of integrating type adcs?

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what is the bani fit of ss7 by using as a back bone for all other communication networks?

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What can be the reasons of Handover failure?

3 Answers   Ericsson, TKS, TNS,

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What is power electronics?

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