

7-dars. Elastik potensial energiya
Presentation
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Computers
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6th Grade
•
Practice Problem
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Hard
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18 Slides • 0 Questions
1
Elastik potensial energiya
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Darsning maqsadi:
Elastik potensial energiya haqida
Elastik potensial energiyaning kinetik energiyaga o'zgarishi
Ishqalanish
3
Bu nima?
4
Mashg'ulot
Guruhlarga bo'lining.
Stakanlar yordamida tog' yasang.
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Kamar elastik. Kamar mahkam ushlanganda elastiklik hosil qiladi, qancha ko'p tortsangiz, shunchalik elastiklik hosil qiladi.
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Elastik jismni deformatsiya qilish uchun kuch qo'llash natijasida to'plangan energiya elastik potentsial energiya deb ataladi
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Kamar mahkam tortganda va qo'yib yuborilganda, kamarning orqaga tortilishi harakati kinetik energiya hisoblanadi.
Elastik potentsial energiya kinetik energiyaga aylanishi mumkin
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Biz mashinani haydash uchun potentsial energiyadan foydalana olamizmi?
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Amaliy mashg'ulot
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Avtomobilni boshqarish uchun elastik potentsial energiyadan qanday foydalanamiz?
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Faqat rezinani g'ildirakning o'rtasidagi milga o'rang va mashinani orqaga torting.
Rezina chalkashib ketaveradi. U qanchalik ko'p o'ralgan bo'lsa, energiya shunchalik katta bo'ladi. Biz qo'yib yuborsak, kamar tezda orqaga tortiladi. Elastik potentsial energiya avtomobilning kinetik energiyasiga aylanadi. Keyin mashina oldinga tez yuradi.
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Mashina sekinlashishiga va to'xtashiga nima sabab bo'layapti?
O'ylab ko'ring!
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E'tibor bering!
Siz mashinani harakatlantirayotganingizda g'ildiraklar va bloklar orasidagi ishqalanishga e'tibor berishingiz kerak. Agar siz ularni mahkam birlashtirsangiz. Ishqalanish kuchayadi. Avtomobil sekinroq harakatlanadi.
14
G'ildirak va jism yuzasi o'rtasida ishqalanishi mavjud. Ob'ekt boshqa ob'ekt yuzasida aylansa, aloqa yuzasi harakatga to'sqinlik qiladigan qarshilik hosil qiladi. Bu aylanma ishqalanish.
Ishqalanish
Ob'ektning aloqa yuzasi qanchalik qo'pol bo'lsa, ishqalanish shunchalik yuqori bo'ladi.
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Uyga vazifa
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Energiya nima?
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Energiya nima?
Energiya - ishlash qobilyati.
Energiya - bizga kuchlarni ishga solishga va harakat qilishga yordam beradi
energiya ham yerda bor.
Elastik potensial energiya
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