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Grade 11Electrostatics

A 4piF conductor is charged to 400 volts and then its plates are joined through a resistance of 1 kW. The heat produced in the resistance is

(a) 0.16 J

(b) 1.28 J

(c) 0.64 J

(d) 0.32 J

Profile image of Simran Bhatia
12 Years agoGrade 11
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1 Answer

Profile image of Amit Saxena
12 Years ago

(c)

Net force on each of the charge due to the other charges is zero. However, disturbance in .any direction other than along the line on which the charges lie, will not make the charges return.