(b) A solution of potassium hydroxide (KOH) of density 1785kg/m³ and viscosity of 50.5mNs/m² is agitated by a propeller mixer of 0.65m diametre in a tank of 2.45m diametre, and the liquid depth in the tank of 2.45m. The proreller is situated 0.65m above the bottom of the tank. What is the required power which the propeller must impart to the liquid for a rotational speed of 2Hz? [Hints: Dr/D = H/D; NRe = D2Np/H; g•Fr = N²D; P =
(b) A solution of potassium hydroxide (KOH) of density 1785kg/m³ and viscosity of 50.5mNs/m² is agitated by a propeller mixer of 0.65m diametre in a tank of 2.45m diametre, and the liquid depth in the tank of 2.45m. The proreller is situated 0.65m above the bottom of the tank. What is the required power which the propeller must impart to the liquid for a rotational speed of 2Hz? [Hints: Dr/D = H/D; NRe = D2Np/H; g•Fr = N²D; P =
Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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![(b) A solution of potassium hydroxide (KOH) of density 1785kg/m³ and viscosity
of 50.5mNs/m² is agitated by a propeller mixer of 0.65m diametre in a tank of
2.45m diametre, and the liquid depth in the tank of 2.45m. The propeller is
situated 0.65m above the boltom of the tarnk. What is the required power which
the propeller must impart to the liquid for a rotational speed of 2Hz?
[Hints: Dr/D = H/D; Nre = D²Np/µ; g•Fr = N²D; P =
- Nr(oN³d$}]
%3!
%3D](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc69531de-06fb-42c2-ad4d-5a20f1019180%2F414d4bc2-e7b0-4aa9-b2a8-ed70d37ea241%2Fe11664c_processed.jpeg&w=3840&q=75)
Transcribed Image Text:(b) A solution of potassium hydroxide (KOH) of density 1785kg/m³ and viscosity
of 50.5mNs/m² is agitated by a propeller mixer of 0.65m diametre in a tank of
2.45m diametre, and the liquid depth in the tank of 2.45m. The propeller is
situated 0.65m above the boltom of the tarnk. What is the required power which
the propeller must impart to the liquid for a rotational speed of 2Hz?
[Hints: Dr/D = H/D; Nre = D²Np/µ; g•Fr = N²D; P =
- Nr(oN³d$}]
%3!
%3D
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