Kuat Geser Tanah

Kuat Geser Tanah

University

10 Qs

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Kuat Geser Tanah

Kuat Geser Tanah

Assessment

Quiz

Engineering

University

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Created by

Desti Pratiwi

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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Kuat geser tanah ditentukan oleh tiga komponen utama, yaitu:

Friksi, kohesi, dan tekanan air pori

Friksi, kohesi, dan interlocking partikel

Sudut geser dalam, kohesi, dan modulus elastisitas

Friksi, tekanan air, dan densitas tanah

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Persamaan kriteria keruntuhan Mohr-Coulomb adalah:

𝜏= 𝛾𝐻

𝜏= 𝑐 + 𝜎 tan⁡ (𝜙)

τ= σ + ϕ

𝜏= 𝑐 + 𝛾 tan ⁡(𝜎)

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pada uji geser langsung (Direct Shear Test), tegangan geser maksimum yang dihasilkan pada saat keruntuhan disebut:

Kuat geser residu (residual shear strength)

Kuat geser puncak (peak shear strength)

Kuat geser elastis (elastic shear strength)

Kuat geser ultimate (ultimate shear strength)

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pada uji tekan bebas, kegagalan (failure) umumnya ditandai dengan:

Penurunan volume secara tiba-tiba

Peningkatan kadar air

Retakan tegak lurus terhadap arah gaya tekan

Keruntuhan pada tegangan maksimum

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Dalam uji geser langsung, perhitungan tegangan geser dilakukan dengan rumus:

𝜏=F/A

𝜏=𝑃⋅𝑉

𝜏=𝑀⋅𝑟

𝜏=F⋅d

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Parameter utama yang dihasilkan dari uji tekan bebas adalah:

Kuat tekan dan modulus Young

Kohesi (c) dan sudut geser dalam (ϕ)

Kuat geser tak terdrainase (unconfined compressive strength)

Permeabilitas dan kadar air

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Uji tekan bebas (Unconfined Compression Test) hanya dapat dilakukan pada jenis tanah yang:

Tidak jenuh (unsaturated soils)

Berbutir kasar (coarse-grained soils)

Kohesif dan mampu berdiri sendiri tanpa penahan lateral

Mengandung banyak kerikil dan pasir

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