Answer / dharanidharan

gd2= 4* moment of inertia

Answer / mahesh reddy

Motor GD2 = (Load Gd2 x Motor RPM x Load RPM)/
(Motor RMP x Motor RPM)

Answer / kuldip dadhania

Motor GD2 = (Load Gd2 x Motor RPM x Load RPM)/
(Motor RMP x Motor RPM)

Answer / shailendra

gd2=.7²xweight of impeller

1kva=how many kw & amps

4 Answers   Jakson,

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Explain mechanical rotational system?

0 Answers  

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clarify types of motor operated valves and advantages

0 Answers  

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why we are using large cross section cable at load side and small at other (11kv to trsfr)side of transformer? when the load increses current at both side increases,right?

2 Answers  

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What is ELR, and where it is used ?

7 Answers   KSEB,

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A dc motor running on dc drive whose input is 3ph AC what will happen if we change the phase sequence of dc drive for e.g (R Y B) is connect as R B Y, will the motor run as same as previously running before changing phase without any effect

4 Answers  

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Why Earthin is not required in Xformer primary side when it is in Star / star?

2 Answers  

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how does commutator convert a.c to d.c?

0 Answers   NRSC National Remote Sensing Centre, RBC,

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If one lamp connects between two phases it will glow or not?

0 Answers  

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why we generally use 3.5 core cable or in other word 1/2 core for neutral and also confirm me that in balance conditiob(3 phase)current in neutral will zero

7 Answers   HCIL, Jindal, Siemens,

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How the cable size for a motor is decided

14 Answers   NTPC,

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How to confirm the Phase shifting Transformer VECTOR GROUP relation , as below ZNy11.45d10.45-ZNYy0.15d11.15

0 Answers  

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