Refractive index of a glass slab with a travelling microscope
Take the three microscope readings (cross, cross through slab, powder on top) and get n = real depth / apparent depth.
About this experiment
| Subject | Physics |
|---|---|
| Class | 12 |
| Chapter | 9. Ray Optics and Optical Instruments |
| NCERT section | Practical |
| Level | NEET level |
| Time | about 12 minutes |
| Access | Included in a PractiSci plan |
What you do in the lab
Change the controls and watch the physics behave in real time in 3D. Live readouts and graphs show the numbers behind it, and the Learn tab has the theory, procedure, observations and viva questions. Works on a phone or a laptop, in English and Hindi.
Topics: travelling microscope · apparent depth · refractive index · JEE practical
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- Optical fibre: acceptance angle, numerical aperture and dispersion
- Prism: deviation curve and dispersion
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