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papercollection11(b)Diagram 5.3 shows a point P at the bottom of a swimming pool appears to be atthe point Q to the observer.Rajah 5.3 menunjukkan satu titik P pada dasar satu kolam renang kelihatan padatitik Q kepada pemerhati itu.ObserverPemerhatiQP1.2 m1.6 mDiagram 5.3 / Rajah 5.3(i)(ii)Complete Diagram 5.3 by drawing light rays to show how the image of thepoint P is seen at Q.Lengkapkan Rajah 5.3 dengan melukis sinar cahaya untuk menunjukkanbagaimana imej titik P kelihatan pada titik Q.[2 marks]Calculate the refractive index of the water in the swimming pool.Hitung indeks biasan air dalam kolam renang itu.[2 marks]