
PUMPA - SMART LEARNING
எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்
Book Free DemoObserve the picture given in figure. A sheet of some material is placed at position ‘\(P\)’, still the patch of light is obtained on the screen. What is the type of material of this sheet?

Experimental set-up
The type of material of this sheet placed at position \(P\) is a material. This type of material to pass through them. Hence, sheet \(P\) must be a sheet.