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papercollection2228 An astronomical telescope has an eyepiece of focal length 5 cm. The distance betweenthe objective lens and the eyepiece is 85 cm.What is the magnifying power of the telescope?Sebuah teleskop astronomi mempunyai kanta mata dengan panjang fokus 5 cm. Jarakantara kanta objek dan kanta mata ialah 85 cm.Berapakah kuasa pembesaran teleskop itu?A 16B 17C 80D 9029 Diagram 20 shows a transverse wave propagating from P to Q.Rajah 20 menunjukkan suatu gelombang melintang yang merambat dari P ke Q.PDiagram 20 / Rajah 20QWhich is the correct direction of vibration and the direction of energy transfer betweenP and Q?Manakah arah getaran dan arah pemindahan tenaga yang betul antara P dan Q?Direction of vibrationArah getaranDirection of energy transferArah pemindahan tenagaABCD
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