Physics, 20.11.2020 14:20 mauifrifer3986
A thin hoop with a mass of 5.0 kg rotates about a perpendicular axis through its center. A force F is exerted tangentially to the hoop. If the hoop’s radius is 2.0 m and it is rotating with an angular acceleration of 2.5 rad/s2, calculate the magnitude of F.
Answers: 3
Physics, 21.06.2019 22:30
Astudent is given an assignment to demonstrate diffraction. he takes a photograph of a straw in a glass of water. the straw appears bent at the water level. which best describes this example? a) this is a good example of diffraction. b) this is an example of dispersion and not diffraction. c) this is an example of refraction and not diffraction. d) this is an example of reflection and not diffraction.
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Which of the following best describes the circuit shown below?
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Physics, 23.06.2019 03:30
Select the correct lewis structure for fluorine which is group 7a element?
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A thin hoop with a mass of 5.0 kg rotates about a perpendicular axis through its center. A force F i...
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