Describe the working of 3φ fully controlled bridge converter in the rectifying mode and inversion mode. And derive the expressions for average output voltage and rms output voltage?

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please provide me the previous technical papers for ece branch conducted by hpcl

0 Answers  

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what is operating point?

2 Answers   Essar,

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why do we do the experiments regarding motors(swinburns, magnetization of dc shunt motor....) with constant speed

1 Answers  

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ORACLE/SQL-RDBMS 1.Max (), Min () Functions, 2. Order by, Group by Functions, 3. Sql Pipe Functions 4. Truncate Functions Which Part of Sql? DDL, DML, or TCL 5. Find Out Primary keys in databases 6. Select Customers who have same city Based on constraints based on index based on view based on group by

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Mention some of the applications of controlled rectifier?

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Where will digital and analog technology come into play in the cctv technology in terms of data storage?

0 Answers  

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no of timers of 8051

10 Answers   ONGC,

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Which type of architecture 8085 has?

3 Answers  

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what is ups and inverters.

2 Answers  

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1.Why we have to use inductor in circuits, what is their behavior? 2. Why we have to use capacitor in circuits, what is their behavior?

1 Answers   Instronix,

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from 12v,100ma power supply how an i get 5v,1amp draw the power supply diagram

0 Answers  

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