Physics, 07.08.2019 20:20 Dvrsug8598
The work function for a photosensitive metal is 1.5 ev. the metal is illuminated with a light of wavelength 500 nm. find: (a) maximum kinetic energy of the emitted electrons (b) maximum speed of the emitted electron, and (c) stopping potential
Answers: 3
Physics, 22.06.2019 19:00
Friction removes energy from objects in motion. which statement best describes how this works? a) friction transforms ke into thermal energy b) friction transfers thermal energy to ke c) friction transforms te into pe d) friction transforms pe into ke e) friction transfers ke into pe
Answers: 1
Physics, 22.06.2019 22:00
Agirl throws a ball. if the ball's acceleration is 12 m/sec/sec and its mass is 0.5 kg, how much force did the girl apply to the ball?
Answers: 1
Physics, 22.06.2019 22:00
Which best term to describe a chemical reaction that absorbs energy from its surroundings? a.thermal conductor b.thermal insulator c.endothermic d.exothermic
Answers: 1
The work function for a photosensitive metal is 1.5 ev. the metal is illuminated with a light of wav...
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