Advertisements
Advertisements
Question
Show with the help of a ray diagram, the path of the ray when incident normally on the first surface of the glass block, through the block and the liquid.
Advertisements
Solution
We are assuming that the glass block is bounded by parallel plane refracting surfaces.
APPEARS IN
RELATED QUESTIONS
The following diagram shows an object AB and a converging lens L with foci F1 and F2. Draw two rays from the object AB and complete the diagram to locate the position of the image CD. Also mark on the diagram the position of eye from where the image can be viewed.
The following diagram shows an object AB and a converging lens L with foci F1 and F2 State three characteristics of the image in relation to the object.
Where is the object placed with respect to the principal focus of a magnifying glass, so as to see its enlarged image? Where is the image obtained?
The magnification by a lens is -3. Name the lens and state how are u and v related?
The magnification by a lens is +0.5. Name the lens and state how are u and v related?
Name the lens used as a magnifying glass.
Name the lens for which magnification can be 1. For what position of the object will the magnification be 1?
An object is placed in front of a lens between its optical centre and the focus and forms a virtual, erect, and diminished image. Draw a ray diagram to show the formation of the image with the above-stated characteristics.
What is a magnifying glass (or a simple microscope)? Draw a ray diagram to show how a convex lens may be used as a magnifying glass. Where should the object be placed? State three characteristics of the image formed.
Write an expression for the magnifying power of a simple microscope. How can it be increased?
