Physics, 23.07.2021 02:50, jordanwrighta1
A 64 lb weight is attached to a spring with constant k D 8 lb/ft and subjected to an external force F .t / D 2 sin t. The weight is initially displaced 6 inches above equilibrium and given an upward velocity of 2 ft/s. Find its displacement for t > 0
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Aball has an initial velocity of 3 m/s. if there is no friction, what is the highest it could roll?
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Physics, 22.06.2019 08:40, kayleewoodard
Apulley system is used to lift a 2,000 newton engine up a distance of 3 meters. the operator must apply a force of 250 newtons to the chain of the pulley system to lift the motor. to lift the engine 3 meters, the operator must pull a total of 30 meters of chain through the pulley system. what is the value of di?
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Avolcano erupts next to a grassland area in a valley. a. describe three ways in which material released by the volcano could impact the grassland area. b. describe three ways in which the grassland ecosystem could recover after a volcanic eruption.
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Physics, 23.06.2019 00:10, alisonnn101
During cooling, the kinetic energy of the molecules falls. why does this happen? a. the motion of the molecules increases. b. the motion of the molecules slows down. c. the van der waals forces between molecules decrease d. the forces of attraction between the molecules are overcome.
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A 64 lb weight is attached to a spring with constant k D 8 lb/ft and subjected to an external force...
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