Physics, 08.05.2021 07:20 trevorhenyan51
A centripetal force of 250 N is exerted on a 2.2 kg discus as it rotates uniformly in a horizontal circle of radius 0.85 m. Calculate the speed of the discus in both m/s and rotations per minute?
Answers: 2
Physics, 22.06.2019 08:30
Does anyone know how to solve this problem? i really need . i made an attempt but i just cant get it. a metal rod is 25.000 cm long at 25.0 degrees celsius. when heated to 102.0 degrees celsius, it is 25.054 cm long. what is the coefficient of linear expansion for this metal.
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Physics, 22.06.2019 09:00
What changes occur in the brain during the teenage years? 25 points, someone me out!a.) thinking becomes slower as the brain grows larger. b.) connections between neurons become stronger and faster. c.) unused neurons fuse together to form larger, better functioning neurons. d.) more neurons are developed.
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Which atomic model was proposed as a result of j. j. thomson’s work?
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Physics, 22.06.2019 11:50
Find the dimensions and area of the largest rectangle that can be inscribed in the upper half of the ellipse. (give your answers in terms of a and b. enter the dimensions as a comma-separated list.)
Answers: 2
A centripetal force of 250 N is exerted on a 2.2 kg discus as it rotates uniformly in a horizontal c...
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