Study Important Questions for Class 11 Physics Chapter 9 – Mechanical Properties of Fluids 1 Mark Questions 1. State the law of floatation. Ans: Law of floatation states that a body would float in a liquid, if weight of the liquid that is displaced by the immersed part of the body is ...
Up until the Industrial Revolution, the dynamic mechanical properties of materials were only of importance in warfare, particularly after the powder-driven
due to strong disturbances such as rapid excavation and coal blasting in coal mines34, analysing the dynamic damage and destruction of water-bearing coal and rock masses under impact loads is also highly important. The mechanical properties and failure characteristics of coal and rock...
Currently, most dynamic models for aerated hydraulic fluids primarily consider the effects of pressure and air fraction of fluid on the bulk modulus. Although the bulk modulus of aerated hydraulic fluids at different temperatures have been measured experimentally, theoretical calculation formulas have not ...
Depending on local laws and fluid properties different levels of leakage of the process fluid to the atmosphere or drain may apply. Leakage management might include the selection of a sealless pump, or a pump with additional containment using a bushing, packing or another end face seal of ...
A model, which explains scale effects in mechanical properties and tribology is presented. Mechanical properties are scale dependent based on the strain gradient plasticity and the effect of dislocation-assisted sliding. Both single asperity and multiple asperity contacts are considered. The relevant ...
properties of the bactericides, its concentration, the pH value of cutting fluid, temperature, and the degree of microbial contamination [132]. Aldehydes belong to the group of electrophilic addition active species. Given the lack of electrons at its carbonyl carbon atom, it could react with ...
Our findings showed that the use of a small amount of hydrophobic adhesive in between the incremental layers of the restoration favored the mechanical properties of the composite resin (flexural strength, modulus of elasticity, and fracture toughness). We also found that the use of adhesive protecte...
Comparable formulas are available globally, but brand names may differ in other regions outside the USA, UK and Europe. When mixed at the stoichiometric ratio (1:1), the viscous liquids that comprise the PDMS gel form a soft, elastic gel (Shore A-10 is equivalent to approximately Shore ...
However, there remain significant differences between smart aggregates and real rock aggregates, particularly the lack of an asphalt coating on the surface of smart aggregates. Currently, the research on the impact of smart aggregates themselves on the structure and properties of asphalt mixtures is...