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 ?
1 4016why middle phase should used for earth fault and other phases used for over current in overcurrent and earth fault relay?
7 11600Post New ONGC Electrical Engineering Interview Questions
What is sap gui?
What causes the rpc.ttdbserverd process to be cpu bound? How can it be rectified?
6 what do you like least about testing?
How can we make a class singleton?
in valve is constructed as per SME B 16.34, then which standard is used for fire testing of valve?.
What are the types of variable use in pl sql?
Define iso?
Dear all, I want to use Induction motor to open and close a 1 ton door. How much power do I need. Thanks
What is Cross Join and in which scenario do we use Cross Join?
How to Calibrate Radar Level Transmitter in Field
when does the official confirmation or the offer letter for the 2012 selected candidates of HUAWEI will come??
What is the marginal cost formula?
What is the command to change the recovery model?
Which is better ext3 or ext4?
In QTP can we feed the out of one browser(internet explorer) as an input to the another browser(mozilla firefox)? If yes explain how to do it with an example.