Color Scheme:

SPECTROMETER experiments

To determine the angle between crystal surfaces by a spectrometer

P-101 INSIF.
Apparatus required
* spectrometer crystal and source
* To determine the refractive index  and  calcite (or quartz) for the ordinary and extra ordinary rays using a spectrometer and sodium light

To determine Brewster’s angle for a glass surface and hence to determine the refractive index of glass

P-103 INSIF
Apparatus required
* Spectrometer,
* monochromatic source of light
* glass prism and
* polaroid attachment to telescope

To verify the cosine square law (malus law) for plane polarized light with the help of a photo voltaic cell

P-104 INSIF
Apparatus required
* Photo voltaic cell,
* moving coil galvanometer,
* lamp and scale arrangement,
* source of light,
* convex lens and Polaroid

To determine the value of Rydberg’s constant with the help of diffraction grating and a hydrogen tube

To determine the value of Rydberg’s constant with the help of diffraction grating and a hydrogen tube.

P-105 INSIF
Apparatus required :
* spectrometer,
* grating,
* hydrogen discharge tube,
* induction coil,

 

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