Kinematics 6 Question 3
3. In the cube of side ’ ’ shown in the figure, the vector from the central point of the face to the central point of the face will be
(2019 Main, 10 Jan I)
(a)
(b)
(c)
(d)
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Answer:
Correct Answer: 3. (b)
Solution:
- In the given cube, coordinates of point
(centre of face are
where,
and coordinates of point
So, vector