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pallavi pradeep bhardwaj Grade: 12
        

An electron and a proton are lying 10 cm apart.The ratio of electrostatics force and gravitational force between them will be

7 years ago

Answers : (1)

Ramesh V
70 Points
										

Fg = Gm1m2/r2


Fe = kq1q2/r2


K=9.0x109
G=6.67x10-11
Mass of proton aprox: 1.672x10-27 kg
Charge of a proton:    1.602x10-19


Mass of electron aprox:  9.1x10-31 kg
Charge of a electron:    -1.602x10-19


Fe/Fg = Gm1m2/kq1q2/


         =4.4x10-40


--


Regads


Ramesh



7 years ago
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