Answer / shyamal h. mandirwala

Yes it is.p=VI as V decreases ,P decreases.However some
ballasts might not pick up if voltage is very less.

Answer / saad

thats not benefitial bz when voltage decreases current
increase

what perpos use cepacitors in motars,fans,lights,and LT panal

1 Answers  

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plz tell me about BACK emf and how it generates?

2 Answers  

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What should be the dielectric strenght value of transformer oil of 11/0.433KV distribution transformer and 33/11KV tranmission transformer ?

2 Answers  

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how can we minimize the off load losses of a distribution transformer which is required to be energized 24x7 ?? capacity of the T/F is 1250 KVA and off load losses are around 2.0 KW.. can we use capacitor bank at the secondary of such a T/F to overcome off load losses? please elaborate briefly...thanks

2 Answers  

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How two nos. 130 kw D.C motor get synchronise using D.C drive.

0 Answers  

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what is frequency transformer?

2 Answers  

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what is th basic difference between a d latch time line and a d flip flop time line???

0 Answers  

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what is subtransient , transient and steady stateac components

0 Answers  

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How dia computation perfomed in cold rolling mills .

0 Answers  

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Explain the different methods used in the choice of rotor slots for reduction of harmonic torques in an induction motor.

0 Answers  

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What is difference and reason b/w -48V BTS system and 24 V BTS system. Plzzzzzzzzz tel me.

0 Answers  

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I have two power supply.a)govt. power b)Captive power.3 phase load connected inside factory.when source change govt. source to captive some motor rotate reverse. Is phase sequence changes when if off & on?If I off generator & on it again is it possible to get changed phase sequence??

4 Answers   ABB,

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