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A candle is placed 50 cm from a diverging lens with a focal length of 28. What is the image distance in cm.
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The force needed to overcome static friction is usually less than that needed to overcome kinetic friction. true or false?
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During a medieval siege of a castle, the attacking army uses a trebuchet to hurl heavy stones at the castle walls. if the trebuchet launches the stones with a velocity of at an angle of 50.0Β°, (a) how long does it take the stone to hit the ground? (b) what is the maximum distance that the trebuchet can be from the castle wall to be in range? (c) how high will the stones go? show all your work.
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Four friends, a, b, c, and d are standing varying distances away from a speaker which is producing sound waves.
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Consider a production line with five stations. station 1 can produce a unit in 9 minutes. station 2 can produce a unit in 10 minutes. station 3 has two identical machines, each of which can process a unit in 12 minutes (each unit only needs to be processed on one of the two machines. station 4 can produce a unit in 5 minutes. station 5 can produce a unit in 8 minutes. which station is the bottleneck station?
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A candle is placed 50 cm from a diverging lens with a focal length of 28. What is the image distance...
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