Year 10 - Physics - 8-5-15

Thai Sikh International School

E-Learning Programme – Online Assignment 

Name :                                                                                             Subject :Physics 

Year   :  10                                                                                       Schedule No. :10.                                 

1.Explain the mechanism of working of Periscopes with neat diagrams.

2.Explain the types of reflection with neat diagrams.

3.How do you find an image’s position  by construction method, explain two methods with neat diagrams.

4.How do you correct defects in vision, explain with neat diagrams. What do you understand by the terms: short sight and long sight?.

5.The angle of incidence of a ray of light on a material is 55⁰. The angle of refraction in the material is 35⁰. What is the refractive index of the material?.

6.Arrange the following electromagnetic radiations in the order of increasing wavelength:

Microwaves,    gamma rays,   infra-red,   visible light,  and ultra violet.