A thin spherical oil drop carrying a net charge q is balanced in still air with a vertical uniform electric field of81x10° Vm-. When the field is switched off the drop is observed to fall with terminal velocity7strengthDEARCER ENDEAVOUR2×10-3 ms*. Given, g = 9.8 ms viscosity =of the airand the density ofoil=900 kgm3, the magnitude of q is(a) 1.6×10-1ºC(b) 3.2x10-19C(c) 4.8x10-19C(d) 8.0x10-1C

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a thin spherical oil drop carrying a net charge q is bålanced in still air with a vertical uniform electric field of trength 81 x10 Vm¬'. When the field is switched off the drop is observed to fall with terminal velocity ust viscosityof the ain EAOb and the density ofoil=900 kg n°, the magnitude of q is a) 1.6×10-1ºC (b) 3.2x10-19C (c) 4.8×10-1ºC (d) 8.0×10-1ºC

a thin spherical oil drop carrying a net charge q is bålanced in still air with a vertical uniform electric field of trength 81 x10 Vm¬'. When the field is switched off the drop is observed to fall with terminal velocity ust viscosityof the ain EAOb and the density ofoil=900 kg n°, the magnitude of q is a) 1.6×10-1ºC (b) 3.2x10-19C (c) 4.8×10-1ºC (d) 8.0×10-1ºC

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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