AP and TS EAMCET Medical Model Paper 9

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Question : 144 of 159
 
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Which one of the following process/es occur/s during discharge of a lead accumulator
A) At anode Pb→Pb2+
B) PbSO4 decomposes giving Pb at Cathode
C) H2SO4 is consumed
D) The specific gravity of H2SO4 increases
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