This physics problem tests your understanding of fundamental physical laws and their applications. The step-by-step solution below breaks down the problem using relevant equations and physical reasoning.

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Haya, hizi hapa suluhisho za maswali uliyotuma:
Swali la 9: Matumizi mawili ya oscilloscope ya miale ya kathodi (cathode ray oscilloscope) maabara.
Haya hapa matumizi mawili:
Swali: Mawimbi yenye urefu wa wimbi (wavelength) wa yanaingizwa kwenye oscilloscope ya miale ya kathodi. Kwa kuwa kasi ya wimbi lililotengenezwa ni , tambua frequency yake.
Step 1: Badilisha urefu wa wimbi kutoka sentimita kwenda mita.
Step 2: Tumia fomula inayohusisha kasi ya wimbi (), frequency (), na urefu wa wimbi (). Ili kupata frequency, panga upya fomula:
Step 3: Badilisha thamani ulizopewa kwenye fomula.
Step 4: Kokotoa frequency. Frequency ya wimbi ni .
Swali: Una vifaa vya rula ya mita, lenzi ya mbonyeo (convex lens), kishikilia lenzi, na skrini. Kwa msaada wa mchoro, eleza jinsi urefu wa focal (focal length) wa lenzi unavyoweza kukadiriwa.
Ili kukadiria urefu wa focal wa lenzi ya mbonyeo kwa kutumia kitu kilicho mbali sana:
Step 1: Weka lenzi ya mbonyeo kwenye kishikilia lenzi. Elekeza lenzi kuelekea kitu kilicho mbali sana, kama vile mti au jengo nje ya dirisha. Kitu hicho kinapaswa kuwa mbali kiasi kwamba miale ya mwanga inayotoka kwake inaweza kuchukuliwa kuwa sambamba.
Step 2: Weka skrini nyuma ya lenzi na uisogeze mbele na nyuma polepole hadi picha kali, halisi, na iliyogeuzwa ya kitu hicho cha mbali itakapoundwa kwenye skrini.
Step 3: Pima umbali kati ya kituo cha lenzi na skrini kwa kutumia rula ya mita. Umbali huu ndio urefu wa focal () wa lenzi.
Mchoro unaweza kuonyesha: Miale ya mwanga sambamba ikitoka kwenye kitu kilicho mbali sana, ikipita kwenye lenzi ya mbonyeo, na kuungana kwenye sehemu moja (focal point) kwenye skrini. Umbali kutoka katikati ya lenzi hadi kwenye skrini (ambapo picha kali imeundwa) unapaswa kuwekewa lebo kama ''.
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Haya, hizi hapa suluhisho za maswali uliyotuma: Swali la 9: Matumizi mawili ya oscilloscope ya miale ya kathodi (cathode ray oscilloscope) maabara.
This physics problem tests your understanding of fundamental physical laws and their applications. The step-by-step solution below breaks down the problem using relevant equations and physical reasoning.