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Foundation-engineering Questions Set 3:

Quiz Mode

The design of the foundation for a large generator is primarily guided by

Frequency

Deformation

Strength

Stiffness

Solution:

The vertical stress developed below a point load p at a depth z, where k is a constant, is given by:

k*p/z

k*p/z²

k*p/z³

k*p/√z

Solution:

If the retaining wall moves away from the backfill, it is known as

Active state condition

Passive state condition

At rest condition

None of the above

Solution:

Negative skin friction in the soil is considered when the pile is constructed through a

Fill material

Dense sand

Over consolidated stiff clay

Dense fine sand

Solution:

Along a phreatic line in earth dam

The total head is constant but not zero

the total head is everywhere zero

The pressure head is everywhere zero

none of these

Solution:

Which of the following statements about using composite cement lime mortar over cement mortar is NOT correct?

High workability

High drying shrinkage

High water retentivity

Low drying shrinkage

Solution:

The coefficient of permeability of a soil is 5x10 cm/sec for a certain pore fluid. If the viscosity of the pore fluid is reduced to half, the coefficient of permeability will be

10x10^-5 cm/sec

5x10^-5 cm/sec

20x10^-5 cm/sec

15x10^-5 cm/sec

Solution:

The formula of pile capacity of drop hammer in Engineering news formula is Q_u=WH/n(S+0.25),where W is weight of hammer in kg, H is height of fall of hammer or length of stroke of piston in cm,S is final set per blow.Find the value of sin( π /n) +cos(2 π /n).

1.732

0.5

Solution:

What is the net ultimate bearing capacity of a square footing of size 2.5 m × 2.5 m, built on sand with a unit weight of 16 kN/m³ and an angle of friction of 25°? The footing is placed at a depth of 1.5 m below the ground surface. Given: N_c = 5.6 and N_γ = 3.2.

161.6 kPa

216 kPa

120 kPa

108 kPa

Solution:

Two circular footings of diameters D1 and D2 are resting on the surface of a purely cohesive soil. The ratio D1/D2 = 2. If the ultimate load carrying capacity of the footing of diameter D1 is 100 kN/m², then the ultimate bearing capacity (in kN/m²) of the footing of diameter D2 will be:

50 kN/m^2

100 kN/m^2

200 kN/m^2

400 kN/m^2

Foundation-engineering Questions Set 3:

The design of the foundation for a large generator is primarily guided by

Solution:

The vertical stress developed below a point load p at a depth z, where k is a constant, is given by:

Solution:

If the retaining wall moves away from the backfill, it is known as

Solution:

Negative skin friction in the soil is considered when the pile is constructed through a

Solution:

Along a phreatic line in earth dam

Solution:

Which of the following statements about using composite cement lime mortar over cement mortar is NOT correct?

Solution:

The coefficient of permeability of a soil is 5x10 cm/sec for a certain pore fluid. If the viscosity of the pore fluid is reduced to half, the coefficient of permeability will be

Solution:

The formula of pile capacity of drop hammer in Engineering news formula is Q_u=WH/n(S+0.25),where W is weight of hammer in kg, H is height of fall of hammer or length of stroke of piston in cm,S is final set per blow.Find the value of sin( π /n) +cos(2 π /n).

Solution:

What is the net ultimate bearing capacity of a square footing of size 2.5 m × 2.5 m, built on sand with a unit weight of 16 kN/m³ and an angle of friction of 25°? The footing is placed at a depth of 1.5 m below the ground surface. Given: N_c = 5.6 and N_γ = 3.2.

Solution:

Two circular footings of diameters D1 and D2 are resting on the surface of a purely cohesive soil. The ratio D1/D2 = 2. If the ultimate load carrying capacity of the footing of diameter D1 is 100 kN/m², then the ultimate bearing capacity (in kN/m²) of the footing of diameter D2 will be:

Solution:

Related Question Sets:

Related Topics:

Foundation-engineering Questions Set 3:

The design of the foundation for a large generator is primarily guided by

Solution:

The vertical stress developed below a point load p at a depth z, where k is a constant, is given by:

Solution:

If the retaining wall moves away from the backfill, it is known as

Solution:

Negative skin friction in the soil is considered when the pile is constructed through a

Solution:

Along a phreatic line in earth dam

Solution:

Which of the following statements about using composite cement lime mortar over cement mortar is NOT correct?

Solution:

The coefficient of permeability of a soil is 5x10 cm/sec for a certain pore fluid. If the viscosity of the pore fluid is reduced to half, the coefficient of permeability will be

Solution:

The formula of pile capacity of drop hammer in Engineering news formula is Qu=WH/n(S+0.25),where W is weight of hammer in kg, H is height of fall of hammer or length of stroke of piston in cm,S is final set per blow.Find the value of sin( π /n) +cos(2 π /n).

Solution:

What is the net ultimate bearing capacity of a square footing of size 2.5 m × 2.5 m, built on sand with a unit weight of 16 kN/m³ and an angle of friction of 25°? The footing is placed at a depth of 1.5 m below the ground surface. Given: Nc = 5.6 and Nγ = 3.2.

Solution:

Two circular footings of diameters D1 and D2 are resting on the surface of a purely cohesive soil. The ratio D1/D2 = 2. If the ultimate load carrying capacity of the footing of diameter D1 is 100 kN/m2, then the ultimate bearing capacity (in kN/m2) of the footing of diameter D2 will be:

Solution:

Related Question Sets:

Related Topics:

The formula of pile capacity of drop hammer in Engineering news formula is Q_u=WH/n(S+0.25),where W is weight of hammer in kg, H is height of fall of hammer or length of stroke of piston in cm,S is final set per blow.Find the value of sin( π /n) +cos(2 π /n).

What is the net ultimate bearing capacity of a square footing of size 2.5 m × 2.5 m, built on sand with a unit weight of 16 kN/m³ and an angle of friction of 25°? The footing is placed at a depth of 1.5 m below the ground surface. Given: N_c = 5.6 and N_γ = 3.2.

Two circular footings of diameters D1 and D2 are resting on the surface of a purely cohesive soil. The ratio D1/D2 = 2. If the ultimate load carrying capacity of the footing of diameter D1 is 100 kN/m², then the ultimate bearing capacity (in kN/m²) of the footing of diameter D2 will be: