what is the use for electrical c licence

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if building "b" height casts a shadow "f ' feet long . the same day a tree "t" feet height will cast a shadow how many feet long ? a)ft/b b)fb/t c)b/ft d)tb/f e)t/fb

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why dose response of a phototransistor depent upon the wave length of the incident light?

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Explain why open-loop op-amp configurations are not used in linear applications?

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I have 3 phase 25kva transformer how can i connect this transformer to two phase line?

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what kind of problem arise when two host share same Harware address?

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What is edison effect?

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Hi in PCB design what the formula for the trace with calculation.

9 Answers   LinkWell,

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In the case of baseband signaling, the received waveforms are already in a pulse-like form. Why then, is a demodulator (receiving filter) needed to recover the pulse waveform?

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Can you please share working of LED ?

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Is the output power different from input power.?  rated input voltage” Is that the voltage we give to the driver or the voltage which comes out from the driver?

0 Answers   Garg Udyog,

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what is the difference between zener diode n tunnel diode in terms of their breakdown??????????

1 Answers   Bhel,

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