HELPPP PHYSICS PROBLEM
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Physics, 22.06.2019 01:30
The speed of light in a material is 0.50 c. what is the critical angle of a light ray at the interface between the material and a vacuum?
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Physics, 22.06.2019 01:40
Crowbar of 5 metre is used to lift an object of 800 metre if the effort arm is 200cm calculate the force applied
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Physics, 22.06.2019 02:30
Agas contained within a piston-cylinder assembly undergoes three processes in series: process 1ïƒ 2: compression with pv= constant from 1 bar and 1 liter to 4 bar. process 2ïƒ 3: constant pressure expansion to 1 liter. process 3ïƒ 1: constant volume calculate the pressure and volume at each state, and sketch the processes on a p-vdiagram labeled with pressure and volume values at each numbered stat
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Physics, 22.06.2019 05:00
Red light strikes a metal surface and electrons are ejected. if violet light is now used with a 10% greater intensity, what will happen to the ejection rate (number of ejected electrons per second) and the maximum energy of the electrons? a) greater ejection rate; same maximum energyb) same ejection rate; greater maximum energyc) greater ejection rate; greater maximum energyd) same ejection rate; same maximum energye) none of the above answers are correct
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Mathematics, 27.07.2019 22:40
Mathematics, 27.07.2019 22:40
Chemistry, 27.07.2019 22:40
Chemistry, 27.07.2019 22:40
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Health, 27.07.2019 22:40
Chemistry, 27.07.2019 22:40
Health, 27.07.2019 22:40