RCC Structures Design In favourable circumstances a 15 cm concrete cube after 28 days, attains a maximum crushing strength 200 kg/cm² 100 kg/cm² 300 kg/cm² 400 kg/cm² 200 kg/cm² 100 kg/cm² 300 kg/cm² 400 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design Total pressure on the vertical face of a retaining wall of height ‘h’ per unit run exerted by the retained earth weighing ‘w’ per unit volume, is wh² [(1 - sin φ)/2(1 + sin φ)] wh² [(1 - sin φ)/(1 + sin φ)] wh² [(1 - sin φ)/3(1 + sin φ)] wh [(1 - sin φ)/(1 + sin φ)] wh² [(1 - sin φ)/2(1 + sin φ)] wh² [(1 - sin φ)/(1 + sin φ)] wh² [(1 - sin φ)/3(1 + sin φ)] wh [(1 - sin φ)/(1 + sin φ)] ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design To ensure uniform pressure distribution, the thickness of the foundation, is Kept zero at the edge Increased gradually towards the edge Decreased gradually towards the edge Kept uniform throughout Kept zero at the edge Increased gradually towards the edge Decreased gradually towards the edge Kept uniform throughout ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design If p1 is the vertical intensity of pressure at a depth h on a block of earth weighing w per unit volume and the angle of repose φ, the lateral intensity of pressure p2 is wh (1 - cos φ)/(1 + sin φ) w (1 - cos φ)/h (1 + sin φ) wh (1 - tan φ)/(1 + tan φ) wh (1 - sin φ)/(1 + sin φ) wh (1 - cos φ)/(1 + sin φ) w (1 - cos φ)/h (1 + sin φ) wh (1 - tan φ)/(1 + tan φ) wh (1 - sin φ)/(1 + sin φ) ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design For initial estimate for a beam design, the width is assumed 1/30th of span 1/25th of span 1/20th of span 1/15th of span 1/30th of span 1/25th of span 1/20th of span 1/15th of span ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design If p₁ and p₂ are mutually perpendicular principal stresses acting on a soil mass, the normal stress on any plane inclined at angle θ° to the principal plane carrying the principal stress p₁, is: [(p₁ + p₂)/2] + [(p₁ - p₂)/2] sin 2θ [(p₁ - p₂)/2] + [(p₁ + p₂)/2] cos 2θ [(p₁ + p₂)/2] + [(p₁ - p₂)/2] cos 2θ [(p₁ - p₂)/2] + [(p₁ + p₂)/2] sin 2θ [(p₁ + p₂)/2] + [(p₁ - p₂)/2] sin 2θ [(p₁ - p₂)/2] + [(p₁ + p₂)/2] cos 2θ [(p₁ + p₂)/2] + [(p₁ - p₂)/2] cos 2θ [(p₁ - p₂)/2] + [(p₁ + p₂)/2] sin 2θ ANSWER DOWNLOAD EXAMIANS APP