Physics, 23.03.2020 23:00, spooderfaxy7813
If a nearsighted person has a far point df that is 3.50m from the eye, what is the focal length f1 of the contact lenses that the person would need to see an object at infinity clearly?
If a farsighted person has a near point that is 0.600m from the eye, what is the focal length f2 of the contact lenses that the person would need to be able to read a book held at 0.350m from the person's eyes?
Answers: 3
Physics, 21.06.2019 22:50, periwinkleaqua72
An electron and a proton have the same kinetic energy upon entering a region of constant magnetic field and their velocity vectors are perpendicular to the magnetic field. suppose the magnetic field is strong enough to allow the particles to circle in the field. note: you'll need to look up the masses for an electron and proton. 1) what is the ratio of the radii of their circular paths rp/re?
Answers: 3
Physics, 22.06.2019 12:10, zoebtharpe
Does anyone have the answers to online physics course plato course physics, semester a v3.0
Answers: 2
Physics, 23.06.2019 00:30, gamallopatty
What is the coldest temperature ever recorded in san antonio?
Answers: 1
If a nearsighted person has a far point df that is 3.50m from the eye, what is the focal length f1 o...
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