ICSE − Q & A

You r given half litre of water at 20 degree Celsius. Which process (boiling off completely or bringing to its boiling point will take more time.  Explain

+ 1 more questions by manmeetshergill  

If rays of res , green , violet and yellow lights are allowed to fall on a prism, for which clout will the angle of deviation be maximum? For which colour will it be minimum?
asked by Manmeet Kaur (manmeetshergill) 7 years ago
3

Can some1 explain why the critical angle of light in a medium decreases with decrease in temperature??

. How will the Centre of gravity of a symmetrical cylinder change if it is one fourth filled with water. Justify.

Can anyone explain me Faraday's  explanation for the phenomenon of electromagnetic induction..plzz..as soon as possible...??

what is the formula of voltage drop?

Listen everyone, I'd like to ask you all if double pole switch working should be considered important ??? REPLY FREELY IF ANYONE OF YOU Feel it important for the exam  ?? Be Quick please !!!

+ 1 more questions by gwen97  

Dear all , Can anyone answer what will be the difference in the readings of ammeter when 1:key is open 2:key is closed Given that emf is 10V and two resistors of 4 ohm and 8 ohm and key is connected to the 4 ohm in series ... Reply asap ...
asked by Gwen Stefani (gwen97) 7 years ago
2

Does body always vibrate with its own natural frequency  and amplitude no matter how hard it may be struck?If yes then can any1 tell me how forced vibrations are different??? If no then can any1 elaborate on free and forced vibrations by bringing imp points of difference? Plzzz ASAP

Guy please reply to these questions ASAP:
1)How will the Centre of gravity of a symmetrical cylinder change if it is one fourth filled with 
water. Justify.
2) Mention any two differences between reflection of light from plane mirror and total internal 
reflection of light from a prism.
3)Define absolute refractive index. Can it be less than one? Explain.
4)Define one diopter.
5) Name two waves of frequency greater than of violet light. State one use of each.

Guyz is gears dere in physics for the board?

Guys the chapter "apna apna bhagya" is given abridged in the evergreen icse sahitya Sagar book. The real version contains some extremely important lines which are likely to be asked for explaination. Please tell me whether to read that version or not.
Read the full version here:
https://drive.google.com/file/d/0B_hyzJrmK74dRV83cVQ0NkptTDg/view?usp=drivesdk