charge at rest result in e.f and charge in motion result in m.f then how can an accelerated charge give rise to emf wave? then there should be no e.f due to acc charge as it rise from charge at rest?

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IN AN OSCILLOSCOPE TWO COUPLING IS THERE, THAT IS AC & DC COUPLING, WHERE DO WE USE THESE COUPLINGS ?

2 Answers   DRDO, VH,

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What is the difference between active power and reactive power....?

2 Answers  

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A PLL maintains lock by comparing A The phase of two signals B The frequency of two signals C The amplitude of two signals D None of these

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main difference between electrical& electronics?& what is electronics?

10 Answers  

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Explain the difference between masking and non-masking?

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What problem arise if we use regulators without/before filters?

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what is tha address of program counter ?

1 Answers   HCL, Honeywell, TATA,

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what is the future of fibre channel sans?

1 Answers  

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kindly,plesae tell me # the working of BTS # ITS CARDS SPECIFICATION # WORKING OF TRX,DUPLEXER,ASMA CARDS,FIFA # HOW WE ROUTE TRAFFICS # FLOW OF SMS,HOT CALLS,CALLS ETC

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for an insulating material,dielectric strength and dielectric loss should be respectively

1 Answers  

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Give the expression for the vco free running frequency.

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