Pharmacy Freak Editorial Team

Sieve and sieve analysis are fundamental techniques in pharmaceutical powder characterization, crucial for B.Pharm students studying particle size distribution, mesh size, and granulometry. Proper sieve selection, understanding aperture versus mesh number, and following USP and pharmacopoeial methods ensure accurate particle size analysis for tablets, capsules, granules and suspensions. Sieve testing (wet and dry), sieve shaker … Read more

Official standards of powders MCQs With Answer are essential study material for B. Pharm students preparing for exams and practicals in pharmaceutics. This concise, Student-friendly post covers key concepts such as pharmacopeial monographs (IP, BP, USP), powder characterization (particle size, sieve analysis, bulk/tapped density), flow properties (angle of repose, Hausner ratio, Carr’s index), moisture determination … Read more

Introduction: The mechanism of size separation is a core topic for B. Pharm students studying particle technology and manufacturing. This guide covers key concepts such as particle size separation, sieving, sedimentation, centrifugation, air classification, and the role of Stokes’ law and d50 in design and analysis. Clear explanations of sieving efficiency, cut-size, cyclone behavior, and … Read more

Introduction: Size separation is a core topic in pharmaceutics, covering methods like sieving, filtration, centrifugation, sedimentation and air classification to separate particles by particle size and density. For B.Pharm students, understanding principles such as Stokes’ law, pore size selection, cut-off and cut-size, and equipment design is crucial for formulation, granulation, powder flow, and drug delivery. … Read more

Introduction: Understanding the objectives of size separation MCQs with answer is essential for B. Pharm students focusing on particle size distribution, sieving, and classification techniques. This introduction covers why particle size control matters in formulation, dissolution, flow properties, content uniformity, and stability testing. Key topics include sieving methods, wet and dry separation, PSD parameters (D10, … Read more

End runner mill – principle, construction, working, uses, merits, demerits MCQs With Answer End runner mill is an essential pharmaceutical size‑reduction device used in powder processing for B. Pharm students preparing for practicals and exams. This SEO‑friendly introduction explains the principle (compression and attrition between a rotating runner and stationary bed), basic construction (runner wheel, … Read more

Edge runner mill – principle, construction, working, uses, merits, demerits MCQs With Answer The edge runner mill is a traditional pharmaceutical size reduction and mixing equipment used for wet and dry grinding of herbs, granules and excipients. B. Pharm students must understand the mill’s principle of compression and shear between heavy rotating wheels and a … Read more

Fluid energy mill is a high-efficiency pneumatic micronizer widely used in pharmaceutical particle size reduction. This introduction summarizes the fluid energy mill – principle, construction, working, uses, merits, demerits – in clear, exam-focused language for B.Pharm students. Understand jet collision and fluidization principles, key parts such as nozzle, grinding chamber and classifier, critical operating variables … Read more

Ball mills are essential unit operations in pharmaceutical technology for size reduction, homogenization, and particle engineering. This concise guide for B. Pharm students explains the principle, construction, and working of ball mills, covering types (tumbling, planetary), grinding media, critical speed, and operational parameters. It highlights pharmaceutical uses such as micronization, wet and dry milling, amorphization, … Read more