Question

5 Answer in one word -
1. Name of lesson-6?
2. All formula in excel start with sign?
3. By default the column width is?
4. To insert a table in power, point click on ?
5. Who is father of computer?
. short types question(any five) -​

Answer 1

Answer:

Light or visible light is electromagnetic radiation within the portion of the electromagnetic spectrum that can be perceived by the human eye.Visible light is usually defined as having wavelengths in the range of 400–700 nm, or 4.00 × 10−7 to 7.00 × 10−7 m, between the infrared (with longer wavelengths) and the ultraviolet (with shorter wavelengths).