
TEKANAN HIDROSTATIS KELAS VIII
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•
Science, Mathematics, Physics
•
1st Grade - Professional Development
•
Hard
Prima dian Adesti
Used 2+ times
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6 Slides • 0 Questions
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HUKUM PASCAL
KELAS VIII SEMESTER GENAP
By Prima dian Adesti
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Hukum Pascal
Hukum Pascal dinyatakan oleh seorang filsuf sekaligus ilmuwan Prancis, Blaise Pascal (1623-1662)
Hukum pascal menyatakan bahwa:
“Jika tekanan eksternal diberikan pada sistem tertutup, tekanan pada setiap titik pada fluida tersebut akan meningkat sebanding dengan tekanan eksternal yang diberikan.”
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RUmus Hukum Pascal
Rumus hukum Pascal dalam sistem tertutup dapat disimpulkan dengan:
P1 = P2
Seperti yang sudah kita tahu bahwa tekanan adalah gaya dibagi besar luasan penampangnya (P = F/A), maka persamaan diatas dapat ditulis kembali sebagai berikut:
F1 / A1 = F2 / A2
Dimana F1 = gaya tekan ( N )
F2 = gaya angkat ( N )
A1 = Luas Penampang 1
A2 = Luas Penampang 2
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CONTOH SOAL PENERAPAN HUKUM PASCAL
Sebuah mobil diangkat dengan menggunakan alat seperti gambar disamping, jika luas penampang 1 5 cm2 , luas penampang 2 250 cm2 dan gaya angkat yang diterima mobil adalah 5000 N, Maka gaya tekan yang digunakan untuk bisa mengangkat mobil tersebut adalah
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Pembahasan Contoh Soal
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latihan soal
soal 1 soal 2
HUKUM PASCAL
KELAS VIII SEMESTER GENAP
By Prima dian Adesti
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