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METALLURGY EXAM 1 2024 WITH 100% ACCURATE SOLUTIONS Mechanical and nuclear engineering are generally considered to be this type of discipline: - correct answer Design engineering Materials engineering is generally considered to be this type of discipline: - correct answer Support engineering The activity sequence for manufactured products generally begins with: - correct answer Design The Met 2110 course will focus on this stage of the manufacturing sequence: - correct answer Mater...

METALLURGY EXAM 2 2024 WITH 100% ACCURATE SOLUTIONS The increase in strength observed during cold work or strain hardening is primarily due to a vast increase in the number or amount of: - correct answer dislocations If we deform a metal in successive increments the yield strength will incrementally: - correct answer increase If a small amount of cold work produces a large increase in strength, the strain hardening coefficient, n, would be ___. - correct answer high Cold work stren...

METALLURGY EXAM #1 2024 WITH 100% ACCURATE SOLUTIONS T/F: A characteristic dimensional change of a material in response to applied external or internal mechanical forces is called a chemical property. - correct answer FALSE T/F: There is no manner in which to modify the structure of a metal. - correct answer False T/F: The materials sciences consists of four branches - correct answer False t/f: Metallurgy is divided into extractive, mechanical, and physical metallurgy. - correct an...

METALLURGY FINAL EXAM 2024 WITH 100% CORRECT ANSWERS When a design engineer defines requirements, these requirements are: A. Mechanical properties B. Manufacturing requirements C. Geometric requirements D. All of these are design requirements - correct answer All of these are design requirements Met 2110 focuses on which step in the manufacturing sequence? A.Material Selection B. Process selection C. Manufacture or fabrication D. Evaluation - correct answer Material Selection ...

METALLURGY FINAL TEST 2 EXAM 2024 What are important mechanical properties of metals - correct answer Ductility, hardness & strength What type of strength indicates a materials ability to resist being squeezed together? - correct answer Compressive What type of strength indicates a materials ability to resist being pulled apart - correct answer Tensile What type of strength indicates amaterials ability to resist sliding past - correct answer Shear What is the ability to withst...

METALLURGY TEST 1 EXAM 2024 WITH 100% ACCURATE SOLUTIONS Materials with this type of bonding can exhibit both high strength and high ductility - correct answer metallic materials with this type of bonding have valence electrons that are free to wander throughout the structure (high conductivity) - correct answer metallic this type of bonding is considered the weakest of the four types listed below - correct answer vander waals bonds of this type tend to be "directional' and the lim...

METALLURGY TEST 1 EXAM 2024 WITH 100% ACCURATE SOLUTIONS Mechanical and nuclear engineering are generally considered to be this type of discipline: A. Design Engineering B. Support Engineering - correct answer Design Engineering Materials engineering is generally considered to be this type of discipline: A. Design Engineering B. Support Engineering - correct answer Support Engineering "Design" involved precisely defining: A. What we want to produce B. The conditions it will s...

HVAC CERTIFICATION EXAM 2024 WITH 100% ACCURATE SOLUTIONS Propane and Butane are _______ than air: - correct answer Heavier What will be the resistance in the circuit if the supply voltage is 30V and current flowing through the circuit is 5A - correct answer 6 ohms Temperature at which oil starts to produce a waxy substance that may interfere with the refrigeration system - correct answer Floc point What manifold gauge set is used to charge, evacuate, add oil and recover refrigeran...

HVAC FINAL EXAM 2024 WITH 100% ACCURATE SOLUTIONS What is an HVAC System? - correct answer all the items needed to maintain thermal comfort within a space or group of spaces What are the four components of an HVAC system? - correct answer Fans Pumps Compressor Evaporator What is a PTAC? - correct answer Packaged Terminal Air Conditioner What is a PTHP? - correct answer Packaged Terminal Heat Pump List the heat transfer equipment (3) - correct answer Boiler Chiller Coil Wha...

HVAC EXAM 1 2024 WITH 100% ACCURATE SOLUTIONS Matter exists in what three forms? - correct answer solid, liquid, gas What is temperature measured by? Quantity or intensity - correct answer Intensity Define British thermal unit (Btu) - correct answer Measure of heat energy - amount of energy needed to raise 1 lb of water 1 degree F How much heat is required to raise the temp of 100 lb or water from 70F to 120F - correct answer Q=1000lb*(1btu / change of temp) so 1000*(1/ 50) = 50,0...