A dam 6m on top, 12m at the bottom and 20m high has water 15m depth acting on its vertical side. 7. What is the factor of safety against sliding if the coefficient of friction is 0.8.
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- The horizontal bar shown (Length = 18.0 feet) rests on smooth inclines. Compute the distance x at which load T= 250 lbs should be placed from point B to keep the bar horizontal?A ladder 5m long rests on a horizontal ground against a smooth vertical wall at an angle of 70o with the horizontal. The weight of the ladder is 300N. The ladder is on the verge of sliding when a man weighing 750N stands on the ladder 1.5m from the bottom of the ladder. Calculate the coefficient of friction between the ladder and the floor.Calculate the super elevation ё for a railroad track having a rail guage of 1560 mm for a 600 meter radius curve at a rated speed of 80 kph. (Answer should be in mm).What is the flange pressure F exerted on the wheels of 46,000 kg car coach traveling the curve at a maximum velocity of 120 kph? (Answer should be in kN).
- A uniform ladder 5 m long and weighing 80N rests against on a vertical wall at B and one end at A (on the ground.) The angle friction at all contact surfaces is 21.8°. Fiind the smallest angle at which ladder can be inclined with the horizontal before it is on its verge of slipping.Helping tags: Civil Engineering Design a dam that is safe for both overturning and sliding if it impounds oil SG(0.85) with a depth of 8 meters. Consider the following: Neglect uplift force. Assume coeffecient of friction to be 0.78. The dam must be 2 meters higher than the oil surface.A sliding gate 3m wide by 1.60 m high is in a vertical position. The coefficient of friction between the gate and guides is 0.20. If the gate weigh 18 kn and its upper edge is 10 m below the water surface, what vertical force is required to lift it? Neglect the thickness of the gate.
- The horizontal bar shown (Length = 15.0 feet) rests on smooth inclines. Compute the distance x atwhich load T= 250 lbs should be placed from point B to keep the bar horizontal? show fbd and complete solutionAssuming no groundwater, calculate the critical angle of the steepest safe slope given that y, = 120 Ibs/ft, y =62.4 lbs/ft, the effective cohesion of the material is 0, angle of internal friction is 49, and assuming that the weakest plane lies 6 ft below the surface.Refer to Figure 15.50. Given that β = 55°, γ = 19 kN/m3, ϕ′ = 17°, c′ = 57.4 kN/m2, and H = 13.7 m, determine the factor of safety with respect to sliding. Assume that the critical sliding surface is a plane.
- I need the question saying estimate the uplift pressureThe horizontal bar shown (Length = 18.0 feet) rests on smooth inclines. Compute the distance x at which load T= 250 lbs should be placed from point B to keep the bar horizontal? COMPLETE SOLUTION PLEASENeed complete solution A ladder with the length of 10m leans against a vertical wall 9m high. How fast is the base of the ladder slides when its base is 7m away from the wall if the top of the ladder slides at 1.2 m/s downward? Choices: 1.02 m/s 1.22 m/s 1.43 m/s 1.63 m/s