(logic circuits) A Boolean operation that is legitimate if the two enter variables are distinctive but is if not false; the XOR Procedure ( A B ¯ + A ¯ B displaystyle scriptstyle A overline B + overline A B The ground exerts a friction power about the box https://knoxgwnqg.blogdigy.com/considerations-to-know-about-pcb-thermal-cycling-failure-modes-54059280