MCQ

1. What is the principle behind evaporative cooling in air conditioning? a) Heat exchange through direct contact with a cooling coilb) Utilization of a compressor … Read more

1. What is the principle behind a vapor absorption refrigeration system? a) Compression of vaporb) Absorption of vaporc) Expansion of liquidd) Condensation of vapor Answer: … Read more

1. Which diagram is commonly used to illustrate the thermodynamic cycle of a vapor compression system?a) T-S diagramb) P-V diagramc) H-S diagramd) P-H diagram Answer: … Read more

1. Which principle describes the cooling effect achieved by allowing a gas to expand and then compressing it back to its original state? a) Boyle’s … Read more

1. Which method is commonly used for analyzing trusses and frames? a) Finite Element Methodb) Hamilton’s Principlec) Method of Jointsd) Method of Sections Answer: b) … Read more

1. Which type of finite elements are commonly used to approximate one-dimensional problems involving quadratic and cubic functions?a) Linear elementsb) Quadratic elementsc) Cubic elementsd) Trilinear … Read more

1. What is the purpose of defining global and local coordinate systems in finite element analysis?a) To simplify the geometry of the problemb) To define … Read more

1. Which step in finite element analysis involves dividing the domain into smaller, simpler shapes? a) Discretization of the domainb) Defining boundary conditionsc) Generating shape … Read more

1. What is the primary focus of structural analysis?a) Studying the behavior of fluidsb) Analyzing the properties of electromagnetic fieldsc) Examining the response of materials … Read more

1. What type of studies assess the ability of a process to consistently meet performance and technical specifications?a) Attribute-process capability studiesb) Variable-process capability studiesc) Improvement … Read more