About a problem from the BdPhO '17 category A

Discuss Physics and Physics Olympiad related problems here
Absur Khan Siam
Posts:65
Joined:Tue Dec 08, 2015 4:25 pm
Location:Bashaboo , Dhaka
About a problem from the BdPhO '17 category A

Unread post by Absur Khan Siam » Sat Dec 24, 2016 9:04 am

The following problem seems to be wrong. The third echo should be in $(3+3)+(5+5) = 16$ second. What's your opinions?
Attachments
IMG_20161224_085402_329.jpg
IMG_20161224_085402_329.jpg (91.85KiB)Viewed 2642 times
"(To Ptolemy I) There is no 'royal road' to geometry." - Euclid

SMMamun
Posts:57
Joined:Thu Jan 20, 2011 6:57 pm

Re: About a problem from the BdPhO '17 category A

Unread post by SMMamun » Sat Dec 24, 2016 3:14 pm

You are right; the problem contains an error.

Post Reply