What changes in the position of the candle should be made to obtain a virtual and enlarged image?

What do the nature, position and size of the image depend on?

Answer the following questions : You are given a lens which gives a virtual, erect and enlarged image . What type of lens is it ?

What measures in a dairy farm should be followed to obtain high milk yield?

In Melde's experiment, 3 loops are obtained when the string is stretched by a mass of 6 gm. In order to get 2 loops without changing the position of the fork, the weight to be added (in gm) will be (g=10 m//s^(2) )

In a biprism experiment the distance between the slit and the screen is 1 m and the separation of the two virtual images of the slit is 0.4 mm. An interference pattern is obtained with light of wavelength 5.5 xx 10^-7 m . Find the distance between the 3rd and the 8th bright band.

You have seen photographs showing the position of monsoon clouds over the country in the newspaper. How are these images obtained?

The image made by a plane mirror is virtual.

Answer the following questions: What is a virtual image?

You may have seen photographs showingthe position of monsoon clouds over the country in the newspaper. How are these images obtained?

What should be the position of Hydrogen in the Modern periodic Table?Why?