ICSE − Q & A

what is the principle on which sonar is based????

https://www.respaper.com/krishnair/7822-pdf.html Q7, b i pls

+ 1 more questions by eternityseeker  

Do we have to learn equations of nuclear fission and fusion?
asked by Sahaj Shah (eternityseeker) 6 years ago
3

The unit of loudness is phon or decibel??

+ 1 more questions by pubgalpha  

https://www.respaper.com/chickezz5/2013-pdf.html Q 5 b ii)
asked by Rajas Baadkar (pubgalpha) 6 years ago
1

In Damped Vibrations, The Amplitude continuously decreases. But what about Frequency? Does it remain same or what?

+ 2 more questions by prateek235  

A simple doubt here(for people who are tired of discussing complicated problems): If velocity is doubled, how is K.E of a body affected? (I know it becomes 4 times) But can anyone work it out and show me how exactly such questions should be written in the exam?
asked by Prateek Pradhan (prateek235) 6 years ago
2

Selina : "Infrared radiations are used as signals during war as they are not visible.." Someone kill me already!!!
asked by Prateek Pradhan (prateek235) 6 years ago
3

WIll the questions of section B in physics come unit wise

Do we need to do all the derivations for the exam? Which ones are important?

https://www.respaper.com/iqbalmohd/6708-zip.html Q 7) c) i) and ii)

+ 1 more questions by sciencegeek  

https://www.respaper.com/piyush7/9108-zip.html Q 6) 1) a) and b) will the answers be: a) lowers frequency(reduce thickness or radius) b) increases frequency (more tension by pulling)
asked by Aditi RK (sciencegeek) 6 years ago
2

Current carrying wire placed between the poles pieces experiences _________ force.
Why is it couple force??

Draw a ray diagram to show the rays of light move from object to imagine in photocopier
Is it object at 2F1 plz confirm

TEST MM - 10           TIME - 4 minute           (just asking my doubts)
1) What is Eddy current ?        [2 marks]
2) Current carring wire placed between the poles pieces experiences _________ force.                          [2 marks]
3) 9 units of electricity =  ?      [2 marks]
4) Energy conversion in thermocouple (i know heheheh)    2 marks]
5) Proper defination of rayleigh scattering        [2 marks]