| • बैक-अप बैटरी | |
| back: कमर पीछे का | |
| back up: समर्थन सहायता | |
| up: ऊपर की ओर उठा हूआ | |
| battery: गोलाबारी चोट | |
back up battery meaning in Hindi
back up battery sentence in Hindi
Examples
- A back up battery was added in the event of a brief power cut but these would only last approximately one hour.
- Exit signs, Fire alarm systems ( that are not on back up batteries ) and the electric motor pumps for the fire sprinklers are almost always on emergency power.