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aa Mechanical Engineering
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801.
What is cutting speed, feed rate, and depth of cut?
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802.
What are the different types of chips formed during machining?
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803.
What is tool wear, and what are its types?
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804.
What are the main parameters affecting the cutting process?
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805.
What are the different types of tool materials used in mac
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806.
What is a single-point cutting tool and where is it used?
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807.
What is a cutting tool? Name different types of cutting tools?
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808.
What are the different types of machining operations?
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809.
What is machining, and how does it differ from other manufacturing processes?
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810.
How do you handle material safely in a workshop?
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811.
What is process optimization, and how does it improve workshop efficiency?
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812.
What is the importance of surface finishing in mechanical components?
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813.
What is the role of jigs and fixtures in machining?
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814.
What are the common measuring instruments used in workshops?
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815.
What is the difference between ferrous and non-ferrous materials used in workshop practice?
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816.
What are the different types of hand tools used in a workshop?
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817.
What safety precautions should be followed in a workshop?
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818.
What are the different types of workshops in mechanical engineering?
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819.
What is workshop practice, and why is it important in mechanical engineering?
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820.
Explain the iron-carbon phase diagram?
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821.
What is the significance of dislocations in materials?
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822.
What is martensitic transformation?
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823.
How does alloying affect phase transformations?
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824.
What is the role of phase transformations in metallurgy?
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825.
What are isothermal transformation diagrams (TTT diagrams)?
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826.
What is Gibbs phase rule and its significance?
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827.
How do phase diagrams help in material selection?
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828.
What is the difference between solidus and liquidus lines?
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829.
What are eutectic, eutectoid, peritectic, and peritectoid reactions?
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830.
What is a phase diagram, and why is it important?
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831.
What are point, line, and surface defects in crystals?
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832.
How do Miller indices define crystallographic planes and directions?
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833.
What is a unit cell in crystallography?
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834.
What are lattice parameters, and how are they measured?
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835.
How does the arrangement of atoms affect material properties?
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836.
What is atomic packing factor (APF), and how is it calculated?
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837.
What is the difference between FCC, BCC, and HCP structures?
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838.
What are the different types of crystal structures?
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839.
What is a crystal structure in materials science?
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840.
How does the third law of thermodynamics affect absolute zero temperature?
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841.
What is the third law of thermodynamics?
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842.
Explain the Kelvin-Planck statement of the second law of thermodynamics.
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843.
What is the Clausius statement of the second law of thermodynamics?
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844.
Explain the concept of perpetual motion machines of the first and second kind.
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845.
What is entropy, and how does it relate to the second law of thermodynamics?
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846.
Explain the second law of thermodynamics with an example.
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847.
What is the significance of the first law of thermodynamics in energy conservation?
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848.
How does the first law of thermodynamics apply to a closed system?
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849.
What is the first law of thermodynamics?
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850.
Define specific heat at constant volume and specific heat at constant pressure.
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851.
What is meant by a quasi-static process?
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852.
How does temperature measurement relate to the zeroth law of thermodynamics?
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853.
What is the zeroth law of thermodynamics?
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854.
What are state functions and path functions? Give examples.
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855.
Define intensive and extensive properties of a system.
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856.
What do you mean by a thermodynamic equilibrium?
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857.
What is the difference between an open system, closed system, and isolated system?
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858.
What are the different types of thermodynamic systems?
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859.
What is thermodynamics, and why is it important in mechanical engineering?
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860.
What is a partial section, and when is it used?
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861.
What is an auxiliary view, and how is it constructed?
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862.
What is the difference between full section and half section views?
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863.
What is a sectional view in an engineering drawing?
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864.
How do you determine the number of views required in a drawing?
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865.
What are auxiliary views, and why are they used?
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866.
How do you differentiate between first-angle and third-angle projection in a drawing?
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867.
What is the first-angle and third-angle projection?
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868.
What are the three principal views used in orthographic projection?
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869.
What is orthographic projection, and how does it work?
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870.
What are the basic conventions followed in engineering drawing?
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871.
What are the common mistakes to avoid in engineering drawings?
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872.
What are the different types of scales used in engineering drawing?
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873.
What are the different types of lines used in technical drawings?
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874.
What is the significance of line types in engineering drawing?
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875.
What are the basic tools used in manual drafting?
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876.
What is the difference between engineering drawing and artistic drawing?
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877.
What are the different types of engineering drawings?
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878.
What are the fundamental principles of engineering graphics?
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879.
What is engineering drawing, and why is it important in mechanical engineering?