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when going east at 10 kmph a train moving with const. velocity appears to be moving exactly north east . when my velocity is increased to 30 kmph east it appears to be moving north. a.what is the velocity of train in noth? b.what is the velocity of train along east? ​c.what speed should i move north so that train appears to move exactly south-eadt? please provide commplete solution in details.. :)

when going east at 10 kmph a train moving with const. velocity appears to be moving exactly north east . when my velocity is increased to 30 kmph east it appears to be moving north.
 
a.what is the velocity of train in noth?
 
b.what is the velocity of train along east?
 
​c.what speed should i move north so that train appears to move exactly south-eadt?
 
please provide commplete  solution in details.. :)

Grade:11

3 Answers

Arun Kumar IIT Delhi
askIITians Faculty 256 Points
6 years ago
Hello
You should apply concept of reletive velocity here
Now you can find everything.
Thanks & Regards
Arun Kumar
Btech IIT Delhi
Askiitians faculty
shalini
14 Points
6 years ago
Thanq very much Sir :)
but why should x-10 be equal to y??? :/
shalini
14 Points
6 years ago
Ok ok..is it because angle is 45 degree so...x- component and y- component must b equal????.. Am I right Sir???

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