JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD
I Year B.Tech. L T/P/D C
0 -/3/- 4
ENGINEERING PHYSICS / ENGINEERING CHEMISTRY LAB

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ENGINEERING PHYSICS LAB
(Any Ten experiments compulsory)

1. Dispersive power of the material of a prism – Spectrometer
2. Determination of wavelength of a source – Diffraction Grating.
3. Newton’s Rings - Radius of curvature of plano convex lens.
4. Melde’s experiment – Transverse and longitudinal modes.
5. Time constant of an R-C circuit.
6. L-C-R circuit.
7. Magnetic field along the axis of current carrying coil – Stewart and Gees method.
8. Study the characteristics of LED and LASER sources.
9. Bending losses of fibres & Evaluation of numerical aperture of given fibre.
10. Energy gap of a material of p-n junction.
11.Torsional pendulum.
12.Wavelength of light –diffraction grating - using laser.
13. Characteristics of a solar cell.

ENGINEERING CHEMISTRY LAB
List of Experiments (Any 12 of the following):

Titrimetry:

1. Estimation of ferrous iron by dichrometry.

2. Estimation of hardness of water by EDTA method. 

Mineral Analysis:

3. Determination of percentage of copper in brass

4. Estimation of manganese dioxide in pyrolusite.

Instrumental Methods:
Colorimetry:

5. Determination of ferrous iron in cement by colorimetric method.

6. Estimation of Copper by Colorimetric method.

Conductometry:

7. Conductometric titration of strong acid Vs strong base.

8.Conductometric titration of mixture of acids Vs strong base.

Potentiometry:

9.Titration of strong acid Vs strong base by potentiometry.

10. Titration of weak acid Vs strong base by potentiometry.

Physical Properties:

11. Determination of viscosity of sample oil by redwood/oswald’s viscometer

12. Determination Surface Tension of lubricants.

Preparations:

13. Preparation of Aspirin

14. Preparation of Thiokol rubber

Adsorption:

15. Adsorption of acetic acid on charcoal

TEXT BOOKS:

1. Practical Engineering Chemistry by K. Mukkanti, etal, B.S. Publications, Hyderabad.
2. Inorganic quantitative analysis, Vogel.

REFERENCE BOOKS:

1. Text Book of engineering chemistry by R. N. Goyal and Harrmendra Goel.
2. A text book on experiments and calculation Engg. S.S. Dara.
3. Instrumental methods of chemical analysis, Chatwal, Anand, Himalaya Publications.