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Microsoft interview questions

by z-component
Tags: interview, microsoft
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michealsmith
#37
Sep14-06, 05:55 AM
P: 126
45 min ..... burn both ropes at same time ..rope 1 from both ends and rope 2 from 1 end
wen rope 1 is burnout 30 min has gone ...and so out rope 2 which has 30 min left and then burn that from both ends instantaneouly affter rope 1 is ouit.......even if its not instantanous you would measure approxmatley 45 min plus 5 seconds or so
arivero
#38
Sep30-09, 07:01 AM
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P: 2,921
I am resusciting this problem in a new thread, http://www.physicsforums.com/forumdisplay.php?f=33 because it deserves more discussion. To begin, that the question with 45 mins needs two strings but the same question for 15 minutes needs only one string.


Quote Quote by michealsmith View Post
45 min ..... burn
Spoiler
both ropes at same time ..rope 1 from both ends and rope 2 from 1 end
wen rope 1 is burnout 30 min has gone ...and so out rope 2 which has 30 min left and then burn that from both ends instantaneouly affter rope 1 is ouit.......even if its not instantanous you would measure approxmatley 45 min plus 5 seconds or so


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