K.C.S.E Physics Q & A - MODEL 2016PP2QN07
Figure 5 shows the cross-section of a dry cell. Use the information on the figure to answer questions below
(a) Name the parts labeled A and B.
(b) State the use of manganese (IV) oxide in the cell.
(a) A – Carbon rod or graphite rod
B – Mixture of Manganese (IV) oxide with carbon powder
(b) Manganese (IV) oxide is a depolarizer or oxidizing agent. It is used to oxidize hydrogen to water
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FORM I - PHYSICS SYLLABUS
FORM II - PHYSICS SYLLABUS
FORM III - PHYSICS SYLLABUS
FORM IV - PHYSICS SYLLABUS
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