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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Which is the best protection in case of shortcircut fuses or mccb ?

2 Answers  

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2. A current i=(10+10 sin t)amperes is passed through MI type ammeter. its reading will be.........

0 Answers   SSC,

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defination of lines

0 Answers  

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we need a ntpc previous papers

0 Answers  

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what is inrush current in transformer?

17 Answers   Bhel, Essar, GMR,

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What is cable size of motor if starting current is 15.6 Amperes??

0 Answers  

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which oil used in transformer?

5 Answers  

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In separetly excited m/c,we excite the field by a dc source,what not with ac source?

2 Answers  

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what is the difference between interconnection and intraconnections in the circuit diagrams

0 Answers   NTPC,

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What is Earth Fault and Over current Fault.

1 Answers  

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What will be the minimum megger value of 1700 KVA Transformer? a) Do megger value varies according to climate conditions and area . b) If megger value is 100 mega ohm is it good for new transfomer. Explain?

4 Answers  

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