Tapering telephone pole based question
A tapering telephone pole is 10 m long and has a mass of 300 kg. Its center of gravity is 3m from the thick end. What force must be exerted to hold the thin end off the ground so that the axis of the pole is parallel to the ground?
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Ethyl alcohol, C2H5OH, can be made by the fermentation of glucose,C6H12O6, as indicated by the equation: C6H12O6(aq) ---> 2C2H5OH(aq) + 2CO2(g)
A 11.04lb cat , initially standing one sled , jumps across to the other sled and immediately jumps back to the first sled . For both jumps the cat's speed is 6.2 ft/s relative to the ice. Find the magnitude of the sum of the final velocities of th
Suppose that in a certain population of adults who have sleep apnea (a sleep disorder), 74% are males, 26% are females, 83% are being treated for their sleep apnea, and 60% are males who are being treated for their sleep apnea.
A volume of 5.0 L of polluted air at 18.0 degrees celsius and 747mmHg is passed through lime water [an aqueous suspension ofCa(OH)2], so that all the carbon dioxide present is precipitated as CaCO3.
A large corporation sponsors bowling leagues for its employees. The mean score for men was 154 pins with a standard deviation of 9 pins, while the women had a mean score of 144 pins with a standard deviation of 12 pins. At the end of the season th
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A uniform board has a mass of 25 kg and is 4 m long. The board is resting on a fulcrum that is 1.3 m from one end. What mass of brick must be placed on the end of the board so that the board will balance on the fulcrum?
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