a small metal ball is brought into contact alternatively with point A,B and C of the charged body .After each contact the charge of the ball is determined approximately by touching it against an electroscope.If Qa Qb and Qc are the charges then
options are
Qa,>Qb>Qc
Qa< Qb <Qc
Qa=Qb= Qc
Qa=0 Qb=Qc
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Qa=Qb=Qc is your answer......
pranjal3249:
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