What are the initial position vector →ri and final position vector →rf, both in unit-vector notation? What is the x component of displacement Δ→r?
(i)
Position vector →ri
(x)
5^i−3^j−1^k
(ii)
Postion vector →rf
(y)
−2^i−4^j+1^k
(iii)
x-component of displacement Δ→r
(z)
7^i+1^j−2^k
If Sameer moves from point A having position vector 3^i+2^j+5^k to point B having position vector 6^i+3^j+7^k, what is his displacement vector?
A particle undergoes a displacement △→r=2.0^i−3.0^j+6.0^k, ending with the position vector →r=3.0^j−4.0^k, in meters, What was its initial position vector?
