A presentation on Physics Lab Experiments

Submitted ToMehade HasanLecturer,Department of Basic Science.

Submitted By16061057- Garbita Biswas16061058- Mridul Nandi Shourav16061059- Sayeada Afsana Ali16061060- Usyeed Khan16061061- Syeema Tasnim16061062- Akib Al Islam16061063- Sabikul Islam

National Institute Of Textile Engineering & Research

DETERMINATION OF THE SPECIFIC HEAT OF A LIQUID BY THE METHOD OF COOLING

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1. What is specific heat?2. What kind of apparatus are needed for the experiment?3. What should be the temperature of the paraffin?4. How many thermometers are required for the purpose?5. What is the unit of specific heat in S.I system?6. What is the first step of this experiment?7. What is used to measure the specific heat of the liquid in this experiment?8.What is the function of the lid of the calorimeter?9. Which law is used for cooling correction in the procedure?10. What kind of graph should be plotted for the experiment?11. What should be done after filling the calorimeter with hot paraffin?12. How is the heat measured?13. How much should the liquid be heated before putting it in the calorimeter?14. How often should the water in the calorimeter be stirred?15. Is the temperature of the water in encloser constant?

QUESTIONS

DETERMINATION OF THE SPECIFIC RESISTANCE OF A WIRE USING A METER BRIDGE.

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QUESTIONS1. What is meant by specific resistance?2. What is the unit of specific resistance?3. Why is the apparatus called a meter bridge?4. Why is it necessary to put a resistance in the battery circuit?5. Why meter bridge not suitable for measuring very high/very low resistance?6. On what factors does the specific resistance depend?7. Write down the apparatus to determine the specific resistance of

a wire using a meter bridge? 8. What is galvanometer?9. What is jockey?10. What is the least count of screw gauge?11. Write down the equation of the specific resistance of a wire?12. Why using a plug key as stunt of the galvanometer?13. What is the resistance box?14. What is meter bridge?15. What is the base of the meter bridge?

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DETERMINATION OF THE ELECTRO-CHEMICAL EQUIVALENT OF COPPER BY USING AN AMMETER & COPPER VOLTAMETER (ECE)

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QUESTIONS1. Write down the Faraday's first law.2. Why should the cathode be washed quickly at the end of the experiment? 3. What is the unit of the experiment of ECE?4. Write down the apparatus of the experiment of ECE.5. Why should the cathode be cleaned thoroughly?6. Write down the elements of the solution?7. What is Volt-ameter? 8. Why the plate should not be rubbed at the end of the

experiment?9. What would happen if platinum electrodes are used with copper sulphate?10. What is the copper volta-meter consists of?11. What should be the density of copper sulphate solution?12. Why should be added the sulphuric acid & alcohol?13. Draw the circuit diagram of ECE.14. What is the equation of passing through the flowing current of

ECE?15. Write down the equation of ECE?

DETERMINATION OF THE SPECIFIC RESISTANCE OF A WIRE USING A METER BRIDGE.

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QUESTIONS1. What is meant by specific resistance?2. What is the unit of specific resistance?3. Why is the apparatus called a meter bridge?4. Why is it necessary to put a resistance in the battery circuit?5. Why meter bridge not suitable for measuring very high/very low resistance?6. On what factors does the specific resistance depend?7. Write down the apparatus to determine the specific resistance of

a wire using a meter bridge? 8. What is galvanometer?9. What is jockey?10. What is the least count of screw gauge?11. Write down the equation of the specific resistance of a wire?12. Why using a plug key as stunt of the galvanometer?13. What is the resistance box?14. What is meter bridge?15. What is the base of the meter bridge?

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DETERMINATION OF THE VALUE OF AN UNKNOWN RESISTANCE BY MEAN OF A POST OFFICE BOX.

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QUESTIONS1. By whom post office box was invented?2. What types of power supplies do need for this

experiments?3. What is the SI unit of resistance?4. Which equation is the base of this experiments?5. What do we do with post office box?6. What is the null point?7. How circuit complete with key? 8. What types of galvanometer used in P.O

experiment?9. What is the Highest resistance of P.O?10. What is the lowest resistance of P.O?11. What is commuttor?12. What is galvanometer?13. What the P.O box?

Thanks!