ICSE − Q & A

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

+ 1 more questions by preee  

Who are still awake?
asked by Prerak Modia (preee) 7 years ago
4

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.

+ 1 more questions by funnysimgh  

Go for mediation 30 minutes before exam.. It will 1000% help u.
asked by Funny Funny (funnysimgh) 7 years ago
2

Explain subsidiary notes pls....and how they help determine quality of sound

Functions Of Split Rings And Slip Rings In shrt pls pls pls

http://www.respaper.com/ved0_ssk_respaper_pongala/9854-pdf.html Q5 a1 pls show the working

all the best and hope we live to see another day

What is the difference between sound level and loudness and Intensity?

+ 1 more questions by akhooda  

Can anyone explain the concept of energy-sharing between pendulums of same length in the forced and resonant frequency experiment?(concise pg 160) are they in phase or out of phase?
asked by Anurag Hooda (akhooda) 7 years ago
0

why is voltmeter always connected in parallel and ammeter in series plz help

+ 2 more questions by manavm16  

why ammeter has low resistance
asked by Manav Mehta (manavm16) 7 years ago
1

why is voltmeter always has high resistance
asked by Manav Mehta (manavm16) 7 years ago
0

1. A current of 4A flows through 12V bulb for 10 mins. how much energy transfer takes place?
2.a light mass n heavy mass have same momentum. which has more ke ?
3.expression connecting resistance n resistivity of a conducting wire. state the meaning of symbols used.
4.why are passengers made to occupy the lower deck of a double decker bus first?

Someone verify this please (this is very much in the syllabus )
Background radiations can be detected by Geiger counter and its rate constant at a given place.First record the background radiation by Geiger counter. Let count rate be n .Now, count the emission rate from the given radioactive source . Let the count rate be N
Therefore, True rate of emission = N - n