if your sound card only supports 2.1, then you cannot plug in your 5.1 channel headset because it requires the green(front, black(rear), and orange(center) speaker plugs. just look in the back of your sound card to see how many ports and what color they are
A flower pot is knocked off a balcony 21.6 m above the sidewalk and falls toward an unsuspecting 1.75 m tall man who is standing below. How close to the sidewalk can the flower pot fall before it is too late for a warning shouted from the balcony to reach the man in time? Assume that the man...