Mechanical mouse has a ball that turns rollers inside. If friction is lost between the ball and the mousing surface, or between the ball and the rollers, the mouse fails to work. In order to assure good contact with the mousing surface, the ball must be fairly heavy. When you change directions with the mouse, you must make the ball change rolling directions--an action that inertia likes to prevent.
An optical mouse makes use of an LED and some optics to detect surface texture and the changes in it as the mouse is moved. There are no moving parts
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huh .......................................
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false. I expect computer generated number to be uniformly distributed, ie., every number has an equal chance of occurring, and not like normal distribution be centered around the mean.
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Animal husbandry currently focuses on health, reproduction, and security. We have built efficient and hygienic systems, which have been optimized commercially for production.
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Ok so basicly every time you see a question and you can answer it you press on the answer bar you type in your answers then you will automaticly get points depending on the question you answer, you need to get more than 5+ to ask a question of your own
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