how one can know the charging time, discharging time of a
12 VDC battery ?
If i have a battery of 12 VDC , 4.0 AH , how long will it
take to charge from a charger (power supply) of input 220
V , Output 15 V and output current of 3000 mA and how long
will it take to discharge whether using or not ? How much
backup will it give ?
Answer Posted / k.prakashchandra
charging time =4/3 hours /efficiency.back up time 4/load in
amps .hours.
| Is This Answer Correct ? | 1 Yes | 3 No |
Post New Answer View All Answers
state the working of discharge lamp?
What are the conditions for sustained oscillator or what is backhouse criterion?
explain the types of drives
What is the maximum breakdown voltage of 11KVA and 66 KVA power line and how it is calculated?
what is the principle of the single phase energy meter? and,what is the advantages and disadvantages of single phase energy meter?
can anybody send me syllabus of rrb section engg (electrical). and also send previous question pepar...
3 phase induction motor connection star or delta while using ac drive motor is .75 to 5.5 kw
What is dynamo?How it works and what is the function of dynamo in a DG.
pls tell us AC plant are how do work and parts name with picture
What is Bolted fault?
sir, what is the importance of Fault MVA. how to calculate fault mva of 33kv substation connected by 6.5 km line(single circuit with equal spacing) with 110/11kv transformer in 110kv susbstation.the fault mva on 11 kv bus in 110kv susbstation is 208mva.
what are the major & minor faults that occur in an inverter and in UPS ? And how to repair and resolve them ?
How to resolve if Diesel generator stop while running ?
How to decide whether A / B / C / D curve type MCB should be used?
which book to refer in electrical engineering for iocl exam & which book for general english.