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A crane whose motoer has

A crane whose motoer has a power input of 5.0kW lifts a 1200-kg load of bricks through a height 30m in 90s. Find the efficency
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2. asked by Ania
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A 15m crane supported at its lowest end by a pin is elevated by a horizontal cable. A 250N load is suspended from the outer end
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2. asked by scarlet
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A 25 ft long crane supported at its lower end by a pin is elevated by a horizontal cable. A 250 lb load is suspended from the
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2. asked by sandhya
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A crane having a boom of 50m is dying to lift a container of 9000kg the maximum lifting capacity of the crane is 6000kg every
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A hinged crane which measures 19m makes an angle of 50° with the ground. A malfunction causes the lock on the hinge to fail and
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2. asked by Jack
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a camera car with a crane is used to film a movie. the crane's max. height is 18ft and the min. height is 4ft. write a compound
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2. asked by daya
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08/09/2005 PhysicsA crane is lifting a 200 pound object. The crane boom is 50 ft long. The boom forms an 85 degree angle with
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2. asked by Jerry
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a crane at the edge of a dock is supported by a cable 15 meters long, attached to the dock 9 meters long from the base of the
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2. asked by layton
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A crane lifts a 100-kg concrete block to a vertical height of 25 m. Determine the work done by the crane.
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2. asked by rayyan
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A crane lifts a 100-kg concrete block to a vertical height of 25 m. Determine the work done by the crane.
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2. asked by pls help
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