Question 1 What is meant by luminous object? Give example? Question 2 What is meant by non-luminous objects? Give example? Question 3 Define the term reflection of light? Question 4 What is meant by incident ray? Question 5 What is meant by reflected ray? Question 6 What do you mean by point of incidence? Question 7 Define the angle of incidence? Question 8 … [Read more...] about Reflection of Light
incident ray
Reflections
Question 1 What is meant by reflection of light? Question 2 Define the term incident rays and reflected ray? Question 3 What is a mirror? Question 4 State the difference between real images and virtual images? Question 5 What is a periscope? Question 6 Explain the working and construction of periscope? Question 7 List few uses of periscope? Question 8 Why … [Read more...] about Reflections
Refraction Through a Glass Slab
Question 1 What is meant by lateral shift? Question 2 The refractive index of dense flint glass is 1.65 and for alcohol it is 1.36,with respect to air. What is the refractive index of the dense flint glass with respect to alcohol? Question 3 Draw a diagram showing refraction of light through a glass slab? Refraction Through a Glass Slab n21 = Sin i / Sin r n12 = Sin … [Read more...] about Refraction Through a Glass Slab