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Emulsion and Theories of Emulsification
Emulsion and Theories of Emulsification Emulsions, as heterogeneous systems comprising two immiscible liquids dispersed in each other, are ubiquitous in pharmaceutical formulations. The stability and properties of emulsions are significantly influenced by various factors, including the type of emulsifier, the ratio of phases, and the method of preparation. This article will delve into the fundamental…
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Pharmacy Practice MCQ- Determination of Viscosity
Pharmacy Practice MCQ, in this article we will solve, Practice MCQ under subject physical pharmaceutics II. Read following article for your reference. Determination Of Viscosity: Capillary, Falling Sphere And Rotational Viscometers » PHARMACAREERS What is viscosity? a) The measure of a fluid’s resistance to flow b) The measure of a fluid’s density c) The measure of…
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Coarse Dispersion: Suspensions, Interfacial Properties, and Settling in Suspensions
Coarse Dispersion: Suspensions, Interfacial Properties, and Settling in Suspensions Coarse dispersions, characterized by their relatively large particle size (typically greater than 1 micrometer), play a pivotal role in various pharmaceutical formulations. They encompass a wide range of systems, including suspensions, emulsions, and pastes. Understanding the fundamental principles governing coarse dispersions is essential for formulating effective…
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Pharmacy Practice MCQ- Non-Newtonian Systems
Pharmacy Practice MCQ, in this article we will solve, Practice MCQ under subject physical pharmaceutics II. Read following article for your reference. Non-Newtonian Systems, Pseudoplastic, Dilatant, Plastic, Thixotropy, Thixotropy In Formulation What is a non-Newtonian fluid? a) A fluid that follows Newton’s law of viscosity b) A fluid whose viscosity is independent of shear rate c) A…
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Deformation of solids: Plastic and elastic deformation, Heckel equation, Stress, Strain, Elastic Modulus
Deformation of solids: Plastic and elastic deformation, Heckel equation, Stress, Strain, Elastic Modulus Deformation, the change in shape or size of a solid material under the influence of an applied force, is a fundamental concept in pharmaceutical engineering. Understanding the different types of deformation, their underlying mechanisms, and the factors that influence them is crucial…
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Pharmacy Practice MCQ- Rheology
Pharmacy Practice MCQ, in this article we will solve, Practice MCQ under subject physical pharmaceutics II. Read following article for your reference. Rheology: Newtonian Systems, Law Of Flow, Kinematic Viscosity, Effect Of Temperature » PHARMACAREERS What is rheology? a) The study of the flow and deformation of matter b) The study of chemical reactions c) The…
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Pharmacy Practice MCQ- Properties of Colloidal Dispersions
Pharmacy Practice MCQ, in this article we will solve, Practice MCQ under subject physical pharmaceutics II. Read following article for your reference. Optical, Kinetic & Electrical Properties Of Colloidal Dispersion And Effect Of Electrolytes » PHARMACAREERS What is the Tyndall effect? a) The scattering of light by colloidal particles b) The absorption of light by colloidal…
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Non-Newtonian Systems, Pseudoplastic, Dilatant, Plastic, Thixotropy, Thixotropy In Formulation
Non-Newtonian Systems, Pseudoplastic, Dilatant, Plastic, Thixotropy, Thixotropy In Formulation Rheology, the study of the flow and deformation of matter, is a fundamental aspect of pharmaceutical engineering. While Newtonian systems exhibit a linear relationship between shear stress and shear rate, many pharmaceutical formulations exhibit non-Newtonian behavior. Understanding non-Newtonian systems, including pseudoplastic, dilatant, plastic, and thixotropic properties,…
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Pharmacy Practice MCQ
Pharmacy Practice MCQ, in this article we will solve, Practice MCQ under subject physical pharmaceutics II. Read following article for your reference. Colloidal Dispersions: Classification Of Dispersed Systems & Their General Characteristics, Size & Shapes Of Colloidal Particles » PHARMACAREERS What is a colloidal dispersion? a) A homogeneous mixture of two or more substances…
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