A ray hit a smooth regular surface at an angle of 20 from the normal. Calculate : 1. The angle btw the incident and reflection ray. 2. The angle of deviation.

0 Answers  

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Generally in d.c. circuits the direction of current is from possitive to negative.In a.c.circuits what is the direction fo current flow

4 Answers  

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draw waveform of capacitor or inductor in a d.c ckt(during transient) with zero resistance with it(in series or parallel)also neglect resistance of wire

2 Answers   L&T,

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Transformer calculation

1 Answers   Aramco, LMW Lakshmi Machine Works Limited,

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2- What are the percentages between excitation currents in phase (R, S and T) in ∆ and Ỵ connections in excitation Current test in transformers?

0 Answers  

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How to calculated capacitor rating both HT

10 Answers   Reliance,

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what is the difference between effective earthing and resistive earthing?

3 Answers   REL,

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total numbers of earthing of a transformer

1 Answers  

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what is the difference between oil surge relay and buchholz relay.

0 Answers   MPPEB, Suparco,

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how to Select its CORE in electrical cables based on its applications? or Application of various types of electrical cable based on it CORE?

0 Answers  

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what is the difference between scaler and vector control in drive and where it is to be used ?

1 Answers   Essar, TCS,

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what is the differance between normal bybass & maintenance bybass in UPS?

1 Answers  

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