Answer Posted / shoebullah
question is wrong .. Its not AC
voltage or DC voltage its AC
CURRENT and DC current i.e
alternating current and DC is
direct current .... A.C invented
by my fav. NIKOLA TESLA and
DC invented by Thomas alva
edison
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
which is chemical used as in ro water what is difference betweeen multi grade filter&dual media filter
why and where we use early make & late break contacts in protection?
How a capacitor discharge weld power supply works? what is the use of a pulse transformer?
Why High voltage are generate noise ?
What is a Phase shift meter? Where can I get one?
What is the relation between frequency and motor rpm?
Why have to use copper cable for local isolator to motor ?
What is the basis for selecting Vk/2 or Vk/4 for REF and Differential protection of Transformer and What is the significance of magnetising current
What is CVT and what is relation with wave trap?
Please tell me the power flow from pmg to main rotor of an alternator (Including AVR unit)?
how to calculate the distance relay faulty zone?pls explain?
What will happened if the neutral of the (star connected secondry) Xformer disconnected? (if its Above KVA rated one)
what is the clear formula to calculate cable size for a load
Why Transformer Neutral having one earth pit ( more earth electrode resistance) whereas body have many earth pit ( less earth electrode resistance)?
need to make a report. Need to choose a 3phase induction motor. Load conditions motor will operate in : Maximum Load: 30 Kw Speed: 2950 rpm Ambient temp: 20 cent Supply voltage: 440V Frequency: 50Hz need to look for the safety factor when choosing the motor, went through catalouge found a few, but dont know how to choose the safety factor allowing an extra load something above 30 KW to avoid any harm.
