Physics, 08.11.2019 00:31 alexialiles19
Ropes 3 m and 5 m in length are fastened to a holiday decoration that is suspended over a town square. the decoration has a mass of 10 kg. the ropes, fastened at different heights, make angles of 52Ā° and 40Ā° with the horizontal. find the tension in each wire and the magnitude of each tension. (use g = 9.8 m/s2 for the acceleration due to gravity. round your answers to two decimal places.)
Answers: 2
Physics, 21.06.2019 17:10
The dissociation energy of a molecule is the energy required tobreak apart the molecule into its separate atoms. the dissociationenergy for a particular molecule is 5.48 x 10-18 j.suppose that this energy is provided by a single photon. determinethe (a) wavelength and (b) frequency of the photon
Answers: 1
Physics, 22.06.2019 05:10
A26 cm object is 18 cm in front of a plane mirror. a ray of light strikes the object and is reflected off the mirror at a 42-degree angle. what is the angle of reflection? degrees what type of image is formed? what is the size of the image? cm
Answers: 2
Physics, 22.06.2019 12:00
The sunās mass is 2.0Ć10^ 30 kg, its radius is 7.0Ć10 5 km, and it has a rotational period of approximately 28 days. if the sun should collapse into a white dwarf of radius 3.5Ć10 3 km, what would its period be if no mass were ejected and a sphere of uniform density can model the sun both before and after?
Answers: 3
Ropes 3 m and 5 m in length are fastened to a holiday decoration that is suspended over a town squar...
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