What is boiling?
The process in which a substance changes its state from the liquid state to the gaseous state.
physics
What are three types of thermal expansion?
The three types of thermal expansion are: Linear expansion Superficial expansion Cubical expansion
Which mirror is used in solar farms?
Concave mirror
What is the full form of VIBGYOR?
The full form of VIBGYOR is:- Violet, Indigo, Blue, Green, Yellow, Orange, and Red.
What is Dispersion of light?
The splitting of white light into its constituent seven colours is called dispersion of light.
What is a virtual image?
A virtual image is one in which the light rays do not really pass through the image point but appear to diverge from that point.
What is a real image?
A real image is one in which light rays actually intersect or pass through the image point.
What is an image?
An image is a point or plane to which rays are converged or from which they appear to diverge after the reflection or refraction of light.
Define Aperature.
The size of the mirror is called its aperture.
What is the Focal length?
The distance between the pole and the focus is called the focal length.