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Examen
NGR 6400 Chemistry and Physics (With complete solution)
What is work? correct answers the product of force and distance W = F⋅ d *where W is the work done, F is the magnitude of the force, d is the magnitude of the displacement What is energy? correct answers *Defined as the exertion of force (kinetic) or the capacity (potential) to do work. *Energy can be expressed as mechanical work, chemical reactions, or heat. *The unit of measurement for energy is the joule. *A joule is the force of 1 N that moves its point of application 1 m in the...
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Examen
Chemistry NGR 6400 (Questions with 100% correct answers)
PopularNewton's Laws of Motion correct answers (1) An example of Newton's First Law is a coasting bicycle on a long, level, straight stretch of highway. If the bicyclist is moving with constant velocity and happens to ride through a large mud puddle on the road, the bicycle will slow down or even stop. The external frictional force provided by the mud puddle had the effect of changing the velocity of the bicycle and rider. (2) Newton's Second Law is usually stated as a deceptively simple equati...
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