• Pump head calculations?

    A vacuum evaporator has a pressure of -76kpa Gauge. The evaporator level is 10 m above the center line of a pump. The pump discharges into a storage tank, located 20 above the pump. This tank has a level of 6 m and a pressure blanket of 100 kPa (gauge). Liquid velocities are 3 m/s in the suction piping and 4 m/s in the discharge line. Friction loss... show more
    A vacuum evaporator has a pressure of -76kpa Gauge. The evaporator level is 10 m above the center line of a pump. The pump discharges into a storage tank, located 20 above the pump. This tank has a level of 6 m and a pressure blanket of 100 kPa (gauge). Liquid velocities are 3 m/s in the suction piping and 4 m/s in the discharge line. Friction loss in the suction line is 0.5 m and in the discharge line, 1.8 m. Calculate the pressure at inlet and the total dynamic head for the pump
    1 answer · Engineering · 2 months ago
  • Bernoullis question?

    Water is flowing in a hose with a velocity of 1.0 m/s and a pressure of 200 kpa gauge At the nozzle the pressure decreases to atmospheric pressure, there is no change in height. Calculate the velocity of the water at the nozzle
    Water is flowing in a hose with a velocity of 1.0 m/s and a pressure of 200 kpa gauge At the nozzle the pressure decreases to atmospheric pressure, there is no change in height. Calculate the velocity of the water at the nozzle
    1 answer · Physics · 2 months ago
  • Fluid dynamics?

    A pump is used to empty the water from one cylindrical tank into another. The supply tank is 90 cm in diameter, the bottom of the tank is 1.2 m above the pump and the tank is originally filled to a level of 1.5 m. The empty receiving tank is 1.15 m in diameter and the bottom of the tank is 4 m above the pump. Neglecting losses, determine the work... show more
    A pump is used to empty the water from one cylindrical tank into another. The supply tank is 90 cm in diameter, the bottom of the tank is 1.2 m above the pump and the tank is originally filled to a level of 1.5 m. The empty receiving tank is 1.15 m in diameter and the bottom of the tank is 4 m above the pump. Neglecting losses, determine the work required to transfer the water
    1 answer · Physics · 3 months ago
  • Fluid dynamics?

    A pump is used to empty the water from one cylindrical tank into another. The supply tank is 90 cm in diameter, the bottom of the tank is 1.2 m above the pump and the tank is originally filled to a level of 1.5 m. The empty receiving tank is 1.15 m in diameter and the bottom of the tank is 4 m above the pump. Neglecting losses, determine the... show more
    A pump is used to empty the water from one cylindrical tank into another. The supply tank is 90 cm in diameter, the bottom of the tank is 1.2 m above the pump and the tank is originally filled to a level of 1.5 m. The empty receiving tank is 1.15 m in diameter and the bottom of the tank is 4 m above the pump. Neglecting losses, determine the work required to transfer the water
    1 answer · Physics · 3 months ago
  • Fluid dynamics?

    An oil with a specific gravity of 0.78 flows at a velocity of 0.8 m/s in a 2” schedule 40 pipe. Find both the volume flow rate and the mass flow rat
    An oil with a specific gravity of 0.78 flows at a velocity of 0.8 m/s in a 2” schedule 40 pipe. Find both the volume flow rate and the mass flow rat
    3 answers · Physics · 3 months ago
  • Applied mechanics?

    The outside diameter is 1.6 times the inside diameter. When transmitting 420 kW of power at 180 RPM the angle of twist is 1 degree over a length of 40 times the inside diameter. Taking G for the material as 85 GPA A) calculate the outside and inside diameters,
    The outside diameter is 1.6 times the inside diameter. When transmitting 420 kW of power at 180 RPM the angle of twist is 1 degree over a length of 40 times the inside diameter. Taking G for the material as 85 GPA A) calculate the outside and inside diameters,
    1 answer · Physics · 6 months ago
  • Applied mechanics?

    The outside diameter is 1.6 times the inside diameter. When transmitting 420 kW of power at 180 RPM the angle of twist is 1 degree over a length of 40 times the inside diameter. Taking G for the material as 85 GPA A) calculate the outside and inside diameters,
    The outside diameter is 1.6 times the inside diameter. When transmitting 420 kW of power at 180 RPM the angle of twist is 1 degree over a length of 40 times the inside diameter. Taking G for the material as 85 GPA A) calculate the outside and inside diameters,
    1 answer · Engineering · 7 months ago
  • Applied mechanics?

    A bar 0.03m in diameter and 0.03m long rolls down a plane inclined 25 degrees. If the length of the plane is 1.5m A) what is the linear velocity at the bottom of the plane?
    A bar 0.03m in diameter and 0.03m long rolls down a plane inclined 25 degrees. If the length of the plane is 1.5m A) what is the linear velocity at the bottom of the plane?
    1 answer · Physics · 7 months ago
  • Thermo Problem?

    A steel pipe with the outside diameter of 0.15m carries steam at a temperature of 259 C is covered with two layers of 0.05 m thick, The thermal conductivities of the inner and outter layers are 0.082 and 0.054w/mK. The outer surface temp is 27C and there is no temp drop acorss the pipe FIND : Heat loss per hour for a 40m pipe & find the... show more
    A steel pipe with the outside diameter of 0.15m carries steam at a temperature of 259 C is covered with two layers of 0.05 m thick, The thermal conductivities of the inner and outter layers are 0.082 and 0.054w/mK. The outer surface temp is 27C and there is no temp drop acorss the pipe FIND : Heat loss per hour for a 40m pipe & find the interface temperaure
    1 answer · Engineering · 8 months ago
  • Applied Mechanics , Please explain step by step!!?

    1) An arrow is shot straight up at 40 m/s, and 2 seconds later a second arrow is shot up at 60 m/s. a)Where do the arrows cross? b)When do the arrows cross?
    1) An arrow is shot straight up at 40 m/s, and 2 seconds later a second arrow is shot up at 60 m/s. a)Where do the arrows cross? b)When do the arrows cross?
    1 answer · Physics · 8 months ago