ICSE − Q & A

Whats the ans for q2 ehttp://www.respaper.com/gs0209/5369-pdf.html

Questions related to sound
1)Define elasticity
2)Difference between ultrsonic and ultra sound(if any)
3)When is the sound more loud -in summers or winters?Why?
4)I just can't understand how can the surface of a liquid be rigid?please someone explain...
Ty in advance

hindi paper: http://www.respaper.com/abcdefg29/2218-zip.html
pls help me in 6) iii)

+ 1 more questions by shreyas25164909  

hindi paper : http://www.respaper.com/prakrutidesai/5532-zip.html pls post the answer for 7.3
asked by Shreyas Kulkarni (shreyas25164909) 7 years ago
1

anyone having consice phy tb,in pg 241 q1 iii) it says current flows from A to B,but in pg 234,demo b) it says current flows from B to A..which is correct?

I wnt Questions fr Ray Diagrams???Any link?

pls some one pose a sample envelope for hindi

In which device is an equilateral prism used for total internal reflection?
In a 30, 90 and 60 degrees prism as well?
Thank you so much.

Since people have confusion weather to draw an envelope in hindi letter or not, I suggest you people do draw it (Precaution). I have posted the envelope format in responses.

http://www.respaper.com/deepkaria/1616-pdf.html?ln=3&ov=1 can Q7)b. come for drawing??

Any Sinhals student please mention ur name and branch