Engineering Physics II Practice Test 1

1. Dispersive power of the material of the prism is 0.0221. If the deviation produced by it for yellow color is 38°, then the angular dispersion between red and violet color is?

2. If the magnification is positive and greater than unity, what does it indicate?

3. What will be the energy of the photon emitted in the following case?

4. Name the lens used in a simple microscope.

5. Where does the principal axis intersect the two refracting surfaces?

6. What should be the phase difference between the two plane-polarized waves, vibrating at right angles to each other, to produce circularly polarized light?

7. In holographic data storage, the information is stored in ______________

8. Sound waves can be polarized.

9. If light travels in a medium of Refractive Index 1.4 through a distance 250 m in a given time interval, then how much distance will it cover in refractive index 1.75?

10. If the magnification of a lens is dependent on the distance from the principal axis, the aberration that arises is called __________