A hydrogen atom is in its n = 2 excited state when its electron absorbs a photon of energy 
.What is the energy of the resulting free electron? The lowest level energy state of hydrogen is -13.6 eV.(h = 6.626 × 10-34 J ∙ s,1 eV = 1.60 × 10-19 J)
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Throttle Management
The ability to control processor speed by slowing the processor down when it is not used heavily or is running too hot.
Windows Control Panel
A component of Microsoft Windows that allows the viewing and changing of system settings, managing hardware, software, users, and providing access to system tools.
Power Options
A feature in operating systems that allows users to control energy consumption settings on their computer or device, optimizing for performance or battery life.
Expansion Slot
An Expansion Slot is a socket on a computer motherboard that allows additional peripheral cards to be connected to enhance the computer's capabilities.
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