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Grade 11Electrostatics

(1) Two imaginary spherical surfaces of radius R and 2R respectively, surround a positive point charge Q located at the centre of the concentric spheres.When compared to the number of field lines N1 going through the sphere of radius R,the number of electric field lines N2 going through the sphere of radius 2R is

(a) N2=1/4 N1

(b) N2=1/2 N1

(c) N2=N1

(d)N2=2N1

(e)N2=4N1

Profile image of Nimish Singh
13 Years agoGrade 11
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1 Answer

Profile image of Abhishekh kumar sharma
13 Years ago

gausses theorem  d) n2=2n1

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