Physics, 07.06.2021 16:10 cxttiemsp021
a construction worker uses a pulley system to lift a 200 N box up 10 meters in 15 seconds a crane lifted the same box is 10 meters in 3 seconds did the worker or the crane do more work
Answers: 2
Physics, 21.06.2019 18:20
Let f(x) = x4- 8x2 . find the relativeextrema of this function using the second derivative test.
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Gunpowder residue is most likely to show up where on a shooters hands
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What are similarities and differences of reflection, refraction, diffraction and absorption?
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Alead ball is dropped into a lake from a diving board 5m above the water . it hits the water with a certain velocity and then sink with constant velocity in bottom . it reaches the bottom 5 second after it is dropped if g= 10m/s2 . find depth of the lake and average velocity of the ball ?
Answers: 1
a construction worker uses a pulley system to lift a 200 N box up 10 meters in 15 seconds a crane li...
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