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Can Charge 9v with 12v dc power?
No, not possible. The charger has to go to higher volts than the battery being charged.
Does a mobile phone vibrate when being charged?
No it doesnt and wont vibrate when it is being charged.
What happens if you over charge a battery?
Although most chargers are equipt with auto cut off when the battery is charged, the battery will only draw enough power it will take. It power is forced, it could result in an explosion. You can damage or blow up the battery.
Can you hook more than one solar battery charger in series to charge a 36 volt system?
It is important for solar battery charger output voltage to match voltage of battery system being charged. Voltage is additive in series circuits, therefore 3 12VDC solar battery chargers connected in series would provide correct output to charge a 36VDC system.
What kind of battery is in an electronic cigarette?
There are multiple battery sizes for electronic cigarettes. The batteries are measured in milliamps hour (mAh). Most batteries come in sizes 650 mAh, 900 mAh, 950 mAh, 1000-1200 mAh. The higher the mAh, the longer the battery will last after being fully charged. Therefore, if you have a larger mAh battery, you will be able to get a greater puff amount before having to recharge the battery.
