SSC JE Civil Engineering 2012 Solved Paper

Question : 189 of 200

Marks: +1, -0

The coefficient of active earth pressure for a loose sand having an angle of internal friction 'ϕ' is

Solution:

The coefficient

K_A = (1 - \sin φ)/ (1 + \sin φ)

and

K_a.K_p =1

then

K_p= (1 + \sin φ)/(1 - \sin φ)

; where φ is angle of internal fraction.

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