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Four person K,L,M and N are initally at ...

Four person K,L,M and N are initally at the corners of a square of side of length d. If every person starts moving, such that K always heads towards L, L heads towards M, M heads directly towards N and N heads towards K, then the four perons will meet after

A

`(d)/(v)`

B

`(sqrt(2)d)/(v)`

C

`(d)/(2v)`

D

`(d)/(sqrt(2)v)`

Text Solution

Verified by Experts

The correct Answer is:
A
`T=(a)/(2vsin^(2)((pi)/(n))),(n=4)`
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