Advantages and Disadvantages of manual and mechanical mixing.

A gas under pressure of 12.868 bar abs at 40°C. a. compute the pressure in kpa b. compute the gage pressure c. compute the gas R if it has a unit weight of 362n/m³ (OUR SUBJECT IS FLUID MECHANIC)

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1.  A 1.5” S40 pipe has a capacity of  ______ cu. ft/sec. at a 1 ft/sec. velocity. A.   0.0031     B. 1.7672     C. 0.0332     D. 0.0123 2.  The bulk density of impure alumina oxide in lb/ft3 is A. 0.70    B. 80     C. 90      D. 60 3. Tetrahydrofuran has a vapor pressure of ______ mmHg at 176 deg. F A. 200       B. 1518      C. 1173      D. 2 562

MY REGISTRATION NO IS 5350

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Design rapid mix unit for 200,000 m3/day raw water, use G = 500 ses T = 40 sec, dynamic viscosity = 10.54*10- 4

A glass U- tube open to the atmosphere at both ends is shown. If the U-tube contains water and alcohol, determine the specific gravity of the alcohol. 0.40m 0-3lm ALCCHOL WATER

An organic matter is degrading in a steady state complete mix type reactor following the firstorder kinetics. The upstream concentration of organic matter is 20 mg/1 and downstream concentration is 4 mg/1. The treatment of water is at the rate of 58 m3/min. and volume of the tank is 580 m³. Which of the following statements is/are correct for the given reactor? Detention time of tank is 10 minutes. B Rate constant is 0.4 min¹ C Average rate of decay is 1.6 mg/1/s. D Correct Option Correct Option Detention time required to achieve 90% efficiency is 20 min.