subject
Engineering, 17.03.2020 04:26 angelaguero9877

Imagine it is a clear night. The surface wind speed is 2 m/s, and 49g/s of a nonreactive gas-phase pollutant is released at ground level. Calculate the ground-level concentration (μg/m3) 1000m directly downwind.

ansver
Answers: 3

Another question on Engineering

question
Engineering, 04.07.2019 16:10
An electrical motor raises a 50kg load at a construct velencity .calculate the power of the motor, if it takes 40sec to raise the load through a height of 24m(take g =9.8n/g)
Answers: 2
question
Engineering, 04.07.2019 18:20
Asolid cylinder is concentric with a straight pipe. the cylinder is 0.5 m long and has an outside diameter of 8 cm. the pipe has an inside diameter of 8.5 cm. the annulus between the cylinder ad the pipe contains stationary oil. the oil has a specific gravity of 0.92 and a kinematic viscosity of 5.57 x 10-4 m2/s. most nearly, what is the force needed to move the cylinder along the pipe at a constant velocity of 1 m/s?
Answers: 3
question
Engineering, 04.07.2019 19:10
What is the chief metrological difference between measuring with a microscope and with an electronic comparator? a. the microscope is limited to small workpieces.a. the microscope is limited to small workpieces. c. the comparator can only examine one point on the workpiece. d. the microscope carries its own standard.
Answers: 1
question
Engineering, 04.07.2019 19:10
An engine, weighing 3000 n, is supported on a pedestal mount. it has been observed that the engine induces vibration into the surrounding area through its pedestal at the maximum operating speed. determine the stiffness of the dynamic vibration absorber spring in (n/m) that will reduce the vibration when mounted on the pedestal. the magnitude of the exciting force is 250 n, and the amplitude of motion of the auxiliary mass is to be limited to 2 mm note: in this question type-in right numbers, no decimals, no fractions, no unit. approximate to right number if needed
Answers: 3
You know the right answer?
Imagine it is a clear night. The surface wind speed is 2 m/s, and 49g/s of a nonreactive gas-phase p...
Questions
question
Medicine, 14.11.2020 02:00
question
English, 14.11.2020 02:00
question
Biology, 14.11.2020 02:00
question
Mathematics, 14.11.2020 02:00
question
Mathematics, 14.11.2020 02:00
Questions on the website: 13722361