A particle P is at (3, 4, 5) and moving with velocity 21+ 3j.k and there is another particle which is
moving with velocity 4 +j+2k, then what may be the position of Q. so that both collide after some time
(A) (1.6. 3)
(B) (-7, 14.0)
(C) 7-7, 10,5)
(D) None of these
Answers
Answered by
0
Answer:
a particle moves from
P(2,3,5)=2
i
^
+3
j
^
+5
k
^
Q(3,4,5)=3
i
^
+4
j
^
+5
k
^
Now the distance between them=(3
i
^
+4
j
^
+5
k
^
)−(2
i
^
+3
j
^
+5
k
^
)
=
i
^
+
j
^
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