Physics, asked by shreyalkg, 9 months ago

A vector has x, y, z as its directional cosines in the ratio1:2:2. Find the component vector along z axis if its magnitude is 9

Answers

Answered by ShankhadwipMitra

0

Answer:

Sorry I don't know the answer

Answered by adityaajaysingh4

1

Answer:

R1=1,R2=2,R3=2

r1=-1/3

R2=2/√2^2+1^2+2^2=2/√9 =2/3

therefore direction of cosines are2/3,-2/3,-1/3

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