3) Sale and explain in short dillerent eye delect in human beings
4) Explain formation of rainbow with diagram.
5. Explain working and construction of electric motor
6 State different precautions to be taken while handling electric devices
2 plain ampertance olen in electrice
B Explain different reaction when metal reacts with acid?
9. Epain different reaction of metal with carbonate
ats electrolysis andersolyte solutie examele
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ans 4)
rainbow is formed after rain shower .
when sun light reflect with the drops of rain .
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