Transformer's core is made up of which material and why so?
Answer Posted / vikramsenareddy
crgo is used as core in transformers to reduce iron and
frequency losses. but now a days Ampourpose is using as a
core. b'coz its thickness is very less compared to crgo and
core losses also compared to less. but little more costly.
Is This Answer Correct ? | 20 Yes | 1 No |
Post New Answer View All Answers
Please clarify 1. Icw: rated short circuit working withstand capacity 2. Icu: Rated ultimate breaking capacity 3. Ics: Rated service short circut withstand capacity 4. other specification of ACB
'documenˁ
Are Refrigerators & Deep Freezers the Inductive load ? How to calculate the Power Factor & hence the Output Power for them ?
What is the physical significance of phase.. i.e. what is exactly the meaning in layman's language.. 1 phase, 3 phase etc ???
stand by earth fault protection (51G) for transformer rating 2000 kVA,Dyn11,33/0.400 V. LV NCT ratio and necessary resistor and metrosil values how to calculate
Iin ESP why positive is grounded ? why not negative ?
Dear sir, How to calculate 3.5 core pvc aluminium armoured cable meter wise carrying amps rating.Please give the solution with a good example.
Do any one know exacatly when the results for NHPC held on 8th march 09 for engineering trainees will be released ?. if so please post it, i'm eager to know it.
i am trying to PSUs/govermeant jobs since last 2 years but still i m not success, plz help me.
what will happen if ac and dc supplies given
what are inductive and capacitive voltage transformers.what are their applications
What happen if 200 KVAR capacitor connected to power continuesly?
What is the approximate value of stacking factor?
single phase power supply give to separate one steel coup with water, what reaction create
draw singleline diagram of star to delta and dol starters