Advertisements
Advertisements
प्रश्न
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?
Advertisements
उत्तर
The object is placed between the lens and the principal focus.
The image is obtained between the lens and the principal focus.
APPEARS IN
संबंधित प्रश्न
The speed of light in air is 3 × 108 m s-1. Calculate the speed of light in glass. The refractive index of glass is 1.5
Define magnifying power of a simple microscope. How can it be increased?
A magnifying glass forms ______.
If the magnification produced by a lens is - 0.5, the correct statement is ______.
What are conjugate foci?
Will the image formed by a magnifying glass be real or virtual?
Define magnification produced by a lens. State its unit.
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.
An erect, magnified, and a virtual image is formed when an object is placed between the optical centre and principal focus of a lens.
(i) Name the lens.
(ii) 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.
