ICSE − Q & A

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hey can you solve this :- http://www.respaper.com/priya0705/7561-zip.html 
Q.3(e)

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+ 1 more questions by hemab  

an engine can pump 30,000 litres of water to a vertical height of 45 metres in 10 minutes.calculate the work done by the machine and the power. density of water =10^3 kg/m^3,1000 litre= 1 m^3,g= 9.8 m/s^2).how to solve??
asked by Hema Bonaboyina (hemab) 7 years ago
0

http://www.respaper.com/vivekgupta98/5325-pdf.html how do you solve 3.d?

+ 3 more questions by tedgreen  

http://www.respaper.com/icse/159/1828-pdf.html Whats the Q3. B) I know it's Gk ans but my brains gone for a toss.
asked by ... (tedgreen) 7 years ago
1

What's the method of detection of uv rays?
asked by ... (tedgreen) 7 years ago
2

can calorimeter come for drawing?
asked by ... (tedgreen) 7 years ago
1

Can anyone  say me what happens  if a radioactive  substance is oxidised

pg 164 question 27(IN CONCISE)
Hey,  in that question why are they sayin that since the length of air column in B is 3 times that of D therefore resonance is taking place because A and C are 4 and 2 times that of D?

+ 1 more questions by shivaanee22  

http://www.respaper.com/anurag45/4092-pdf.html q5 (a)
asked by Shivaanee sharma (shivaanee22) 7 years ago
1

For the heating curve of water, do we also draw the part after vaporisation?

What is pole fuse?

Are these symbols accepted by boards for a lens? (Kindly see the comment section)

Alright please answer this A.C travel with a frequency of 50Hz .It means the polarity changes 100 times in 1 sec or 50 times.