عبد میر کی ادبی صورت حال پر مفصل اظہار خیال کیجیے ۔
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میر تقی میر کے معاصر مرزا مظہر جان جاناں سے متعلق اپنی معلومات مختصر قلم بند کیجیے۔ میر تقی میر کے معاصر قائم چاند پوری کے سوانحی کوائف قلم بند کیجیے۔
See Answer →میر تقی میر کے مسدس پر خطر اظہار خیال کیجیے
See Answer →میر تقی میر کے مسدس پر خطر اظہار خیال کیجیے
See Answer →میر تقی میر کے اجمیر سفر پر ایک محتضر لوٹ کھئیے۔)
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ہدایت:۔ کبھی حصوں سے تمام سوالوں کے جواب مطلوب ہیں، ہر سوال کے نمبر سامنے درج ہیں۔
See Answer →What is graphene? Describe the bonding in graphene. Explain the band structure of graphene on E-k diagram
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What are shape memory ma materials? Explain the phase transition hysteresis observed in NiTi alloy giving rise to shape memory phenomenon. Discuss any two applications of shape memory materials.
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Explain the phenomena of Colossal Magnetoresistance (CMR) and Giant Magnetoresistance (GMR). Give examples of materials where these effects are observed.
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Define corrosion in case of materials. Discuss the five major factors affecting/ promoting corrosion process.
See Answer →What is meant by "thermal shock" experienced by the materials? How can it be reduced? State the expression for thermal shock resistance (TRS) explaining all the terms involved.
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Draw a typical stress-strain curve of a material. Define various mechanical strengths and indicate corresponding deformation regions on this plot.
See Answer →Explain the Avrami and Johnson-Mehl models of computing phase transformation rates based on their assumptions and growth mechanisms.
See Answer →What are eutectic phase diagrams? With the help of a schematic diagram for a binary system explain the significance of eutectic point and liquidus, solidus & solvus curves.
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Based on the diffusion mechanisms involved explain why carbon atom diffusion is faster than nickel atom diffusion in iron lattice.
See Answer →What is dislocation defect? Discuss its role in the crystal growth.
See Answer →Calculate the equilibrium concentration of vacancies in a copper crystal at 1000 Κ. Given that melting point of copper is 1083°C and enthalpy of vacancy formation in copper is 120 kJ per mole.
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