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PHYSICS p1 and p2 after paper discussion

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aray band karo answers discuss karna!!! 2 mah paray he ronay k lye....abi paper ko galian do bas! :D :mrgreen: :mrgreen:
 
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Zishi said:
Syed Ali said:
thanks zishi but can you clearly explain where?
At the first arrow.

lemme explain. First it was reflecting from the surface.


but when theres a crack it will go further deep inside and take a longer time to come back to detector so C would be anywhere after the S , I guess! :)
 
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the question said that its equal distance from both the sides (one side sent out the sound and the other one detected it) same length same distance
 
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Syed Ali said:
Zishi said:
Syed Ali said:
thanks zishi but can you clearly explain where?
At the first arrow.

lemme explain. First it was reflecting from the surface.


but when theres a crack it will go further deep inside and take a longer time to come back to detector so C would be anywhere after the S , I guess! :)
Meh. Just leave it, cuz everybody has different answers. Just wait for 12th of august. ;)
 
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yea... wait for the marking schme to be published .. y'all can check it out whos right !
 
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Abdullahkhan92 said:
tabh cheking kernay ka faida. >???????? i will have a bonfire of my books soon :D

to abhi bhi check karne ka kya faida ..
 
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