A metal object having a length (10m), cross section area (0.5 mm2), and resistance (0.52) is connected to a potential difference source of 5V at room temperature. If the density of free electrons equals (8×1025 electron/m³), Calculate the thermal velocity. 127.68km/s 118.67km/s 117.68km/s 126.87km/s 125.76km/s 116.77km/s 115.86km/s

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