True or False Questions – Dry Gas Recovery and Wastewater Stripping Version, 01.02.2019
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Participation: Prize 1 Wealth； Correct answer: Reward of 3 wealth points ； Note: This post is valid for 48 hours. 【Daily Question】True or False: It is generally stipulated that the direction of positive charge movement is the direction of electric current. ( ) Correct
Error: The force exerted on electrons in an electric field is opposite to that exerted on positive charges. When both positive and negative charges are present, they move in opposite directions. Since the direction of movement of positive charges is defined as the direction of current, then the direction of movement of electrons is the opposite of the current direction!