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 one year ago
A body looses half of its velocity while penetrating 3 cm into a wooden block, then how much will it penetrate more before finally coming to rest. Please explain
 one year ago
A body looses half of its velocity while penetrating 3 cm into a wooden block, then how much will it penetrate more before finally coming to rest. Please explain

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pratyush5
 one year ago
Best ResponseYou've already chosen the best response.0@ashwinjohn3 @yrelhan4 @uri

pratyush5
 one year ago
Best ResponseYou've already chosen the best response.0i have got the answer but i want to know a proper method

yrelhan4
 one year ago
Best ResponseYou've already chosen the best response.0newtons law of motion will do it for you!

pratyush5
 one year ago
Best ResponseYou've already chosen the best response.0i used v^2  u^2 = 2as

pratyush5
 one year ago
Best ResponseYou've already chosen the best response.0i just need to know what should i take for acceleration or should i ignore it

ashishthomas7
 one year ago
Best ResponseYou've already chosen the best response.1u must find the acceleration dude....

ashwinjohn3
 one year ago
Best ResponseYou've already chosen the best response.0Ok....Acceleration is negative since it is slowing down.....

ashishthomas7
 one year ago
Best ResponseYou've already chosen the best response.1here v=u/2,and use the equation v^2=u^22as

ashishthomas7
 one year ago
Best ResponseYou've already chosen the best response.1then u will get accelration

ashishthomas7
 one year ago
Best ResponseYou've already chosen the best response.1then finally equate v=0,a=obtained from above and find s!!!

ashishthomas7
 one year ago
Best ResponseYou've already chosen the best response.1since here the question asked is "how much more will it penetrate" initial velocity=u/2...

pratyush5
 one year ago
Best ResponseYou've already chosen the best response.0i am getting a= u^2/8

pratyush5
 one year ago
Best ResponseYou've already chosen the best response.0there fore the equation for finding "s" should bedw:1359144797548:dw right

ashishthomas7
 one year ago
Best ResponseYou've already chosen the best response.1i got that too...

pratyush5
 one year ago
Best ResponseYou've already chosen the best response.0correection dw:1359144893116:dw

ashishthomas7
 one year ago
Best ResponseYou've already chosen the best response.1your welcome....

yrelhan4
 one year ago
Best ResponseYou've already chosen the best response.0yes.. i was wondering whats wrong. so s=4cm. it penetrates 1cm more.
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