Size of the 60Hz and 400Hz transformers is a) same b) 60Hz Tr s larger than 400Hz Tr c) 400Hz Tr s larger than 60Hz Tr d) None of the above

5 Answers   Ecil,

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explain me the relation between torque, frequency,speed,voltage and current in the 3 phase induction motor?

0 Answers  

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When a capcitor is used on 440 v thenthis is kvar rating 25kvar .my question is that when we use this capcitor  use 480 v &525 volt .how much kvar increase . Plz give my question ans. And give answer with formula .my mail id is rohitashsaini013@gmail.com

1 Answers   Neptune,

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What are the various kind of cables used for transmission?

0 Answers  

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I have AC automatic voltage regulator 15KVA What output currant?

3 Answers   Siemens,

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Electromagnetic torque developed by the motor is compared to shaft torque. A less B same C depends on motor design D more

3 Answers  

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is dc transformer is possible ?

4 Answers   Jyona Power,

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dear all, How do i increase UPS (1000VA)backup time ? i have connected 2 12v wold you please 120 aH battery externally. ups charge the lead acid battery only 12.7 volt. backup time only 10.00 minuts and gose off. can any one of you help me?

1 Answers   Technomax, ups,

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how many ht 11 kv cable size for 11kv 2000 kva 11kv*433v transformer ?

3 Answers   Megatron Solutions, TCS,

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please can i know about total harmonic distortion and how i can calculate it and if anyone can help me to find any program to help me to calculate THD?? please need it

1 Answers  

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when the diameter of the core and cable is doubled, the value of capacitance ?

2 Answers  

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what is the function of choke in the flourcent tube lights and why the colour is in white mostly in flourcent tube lights

0 Answers  

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