Physics, 19.11.2019 01:31 nerual0503
Alight shines from the top of a pole 50 ft high. a ball is dropped from the same height from a point 30 ft away from the light. how fast is the shadow of the ball moving along the ground 1 sec later? (assume the ball falls a distance s equals 16 t squared in t sec.)
Answers: 1
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If the speed of a particle triples ,by what factor does its kinetic energy increase?
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Steam enters an adiabatic diffuser at 150 kpa and 1208c with a velocity of 550 m/s. determine the minimum velocity that the steam can have at the outlet when the outlet pressure is 300 kpa.
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Increasing the pressure on one spot of a fluid will increase the pressure everywhere else in the fluid a. pascals principal b. archimedes' principal c. bernoulli's principal
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Which of the following is a direct benefit of the use of assembly lines in production a. laws against theft fraud and coercion are needed to protect free choice. b. the government needs to plan efficient outcomes. c. competition among producers by itself cannot ensure a wide range of consumer choices. d. works pressure the government to guarantee minimum wages
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Alight shines from the top of a pole 50 ft high. a ball is dropped from the same height from a point...
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