Always the perennial third in the national ratings, ABC News president Roone Arledge reformatted the program, relaunching it as World News Tonight on July 10, 1978. Reynolds, who was demoted when the network hired Reasoner, returned as lead anchor, reporting from ABC News' Washington, D.C. bureau.
The correct unit for measuring energy capacity of a battery product is called watt-hours. Watt-hours signifies that a battery can supply an amount of watts for an hour. For example, a 60 watt-hour battery can power a 60 watt light bulb for an hour. The same battery would run a 5W phone for 12 hours and power a 1W LED light bulb for 60 hours.
Which shows it is 8 cell or 9 cell battery. 73 watt hours are not actually depict the laptop â¦ will last for 73 hours. whereas 1 watt hour is equal to 1 working hour but normally laptops run on average 18-22 watt per hour so in this case 73/20 = 3.65 hours or approximately 3 hours and 40 minutes.