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Two identical but separate strings, with the same tension, carry sinusoidal waves with the same amplitude.Wave A has a frequency that is twice that of wave B and transmits energy at a rate that is __________ that of wave B.
Roaming
The ability for a wireless device to operate on another company's network when traveling away from the home network's coverage area.
Mobile Wallets
Digital versions of traditional wallets that someone can have on their smartphones, where they can store various payment information and other credentials for making transactions.
NFC
Near Field Communication, a wireless technology allowing for short-range communication between compatible devices.
UWB
Ultra-Wideband, a wireless communication technology used for transmitting large amounts of digital data over a wide spectrum of frequency bands with very low power.
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