JNTU, B.Tech,I-Semester,HYDRAULICS AND HYDRAULIC MACHINERY, November 2008

JNTU, B.Tech,I-Semester HYDRAULICS AND HYDRAULIC MACHINERY, November 2008 (Electrical & Electronic Engineering) SET-4   1. (a) Why do liquids and gases show contrast with regard to variation of viscosity with temperature? (b) Explain the working of a simple U-tube manometer. What are the advantages of this manometer over a piezometer?   2. (a) Derive the … Read more JNTU, B.Tech,I-Semester,HYDRAULICS AND HYDRAULIC MACHINERY, November 2008

JNTU, B.Tech,I-Semester,HYDRAULICS AND HYDRAULIC MACHINERY, November 2008

JNTU, B.Tech,I-Semester HYDRAULICS AND HYDRAULIC MACHINERY, November 2008 (Electrical & Electronic Engineering) SET-3   1. (a) Define mass density, weight density, specific volume and specific gravity. (b) A 30 cm diameter shaft revolves in a guide bearing of 60 cm long at 500 rpm. If the oil film bearing is 0.13 mm and viscosity of … Read more JNTU, B.Tech,I-Semester,HYDRAULICS AND HYDRAULIC MACHINERY, November 2008

JNTU, B-Tech,I-Semester,Hydraulics And Hydraulic Machinery, November 2008

JNTU PAPERS JNTU, B.Tech,I-Semester Hydraulics And Hydraulic Machinery November 2008 (Electrical & Electronic Engineering) SET-2     1. (a) Obtain an expression for excess pressure in a free jet. (b) A body weighing 440 N with a surface area of 0.09m2 slides down lubricated inclined plane making 300 with horizontal. For dynamic viscosity of 0.1Ns/m2 … Read more JNTU, B-Tech,I-Semester,Hydraulics And Hydraulic Machinery, November 2008

JNTU, B-Tech,I-Semester,Hydraulics And Hydraulic Machinery, November 2008

JNTU, B.Tech,I-Semester Hydraulics And Hydraulic Machinery , November 2008 (Electrical & Electronic Engineering) SET-1 1. (a) Explain how vacuum pressure is measured with the help of a U-tube manometer. (b) The barometric pressure at sea level is 760 mm of Hg while on a mountain top it is found to be 735 mm of Hg. … Read more JNTU, B-Tech,I-Semester,Hydraulics And Hydraulic Machinery, November 2008