Answer Posted / chhina

Harmonic distortion is defined as the ratio of the sum of
the powers of all harmonic components to the power of the
fundamental frequency

What is modulation? And where it is utilized?

1189

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What is the disadvantage of on-off control?

1039

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1,2,3,5,8,13..... find 40th term......

2002

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How video signals are produced?

1900

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What is the relation between α & β?

1079

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what is voltage drop?

1030

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What electronics are involved to build a device like a guitar tuner where you press a button to get a specific tone?

1048

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why qpsk is done for 45 135225315 not 0 90.270 360 degrees "degrees why "

2108

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How is focussing achieved?

1140

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which book is good for electronics aptitude test?

6868

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Difference between resistance and resistivity

1598

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What is meant by saying at what current is transistor biased?

969

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what is integration,optimization of gsm corenetwork in practice?

2133

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What is the conductivity of perfect dielectric?

1228

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please send previous years question papers of JuniorEngineer (ELectronics)in RRB.

2001

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