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Solved Guess : 2nd Year Physics

Coulomb’s Law View / Download  Gauss’s Law View / Download Electric Potential View / Download  Force on a current carrying conductor View / Download  Ampere’s Law View / Download  Measurement of e/m View / Download  Torque on a current carrying coil View / Download  Galvanometer View / Download  AC Generator View / Download  Transformer View / Download  RC & RL ...

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Important Questions of Chapter “MODERN MATERIALS “

Important Questions of Chapter “MODERN MATERIALS “ What do you understand by liquid crystals? Give its important characteristics. Discuss different types of liquid crystals. What are the different phases of liquid crystals? What are the optical properties of liquid crystals? Explain. Describe the applications of liquid crystals in modem technology. What do you mean by engineering ceramics? Describe the raw ...

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Important Questions of Chapter “Metallurgical Operations “

Important Questions of Chapter “Metallurgical Operations “ What are ores and minerals? Name some ores of iron, copper and aluminum. What is meant by ore dressing? Name three ores which need benefication and discuss the operations involved in their dressing. How are ores concentrated? Discuss the froth flotation process for the concentration of a sulphide ore. What do you understand ...

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Important Questions of Chapter “Industries “

Important Questions of Chapter “Industries “ 1. What is Portland cement? Discuss its composition. 2. Describe the Wet process for the manufacture of cement. 3. What is the raw material used in cement industry? 4. What do you understand by setting of cement? 5. Discuss the prospectus of cement industry in Pakistan. 6. What is the physical testing of cement? ...

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Important Questions of Electrochemistry

Important Questions of Electrochemistry 1. (a) What is the difference between metallic and electrolytic conduction? (b) What do you understand by (i) Electrolytic conductance (ii) Specific conductance. 2.                       Explain the following: (i)      Conductance of an electrolytic solution increases with temperature where as that of a metal decreases. (ii)     Specific conductance decreases on dilution of an electrolyte whereas equivalent conductance increases. ...

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Important Questions of Surface Chemistry and Colloids

Important Questions of Surface Chemistry and Colloids 1. Explain the difference between absorption and adsorption. Discuss the types of adsorption isotherms. 2. Write notes on the following: (a)     Freundlich adsorption isotherms. (b)     Longmuir adsorption isotherms. 3. What do you understand by the colloidal state of matter? Bring out the difference between a colloidal solution and a true solution. 4. Describe ...

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Important Questions of Spectroscopy

Important Questions of Spectroscopy I. What is spectroscopy? Discuss the various types of spectroscopy with respect to electromagnetic radiation. 2. What arc electromagnetic radiations? Name different parts of them. How can different parts of electromagnetic radiations be differentiated. 3. Define the Beer-Lambert law. Give their limitations. 4. Explain the difference between: (a)   Allowed transition and forbidden transition. (b)  Chromophore and ...

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Important Questions of Chromatography

QUESTIONS Q. 1. Define the following: 1) Stationary phase 2) Mobile phase 3) Eluent 4) Support 5) Adsorption 6) Chromatogram 7) Rf Value Q.2. What are the techniques used in chromatographic methods? Give the classification of chroinatography. Q.3. Explain briefly paper chromatography. How it can be classified? Q.4. Which types of paper have been used in paper chromatography? Explain with ...

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