defence exam Coast Guard Navik GD (General Duty) 02/2025 Mock Test Series Mathematics Vector Algebra Applications of Vectors
A force \(\vec F = 3\hat i + 4\;\hat j - 3\;\hat k\) is applied at the point P, whose position vector is \(\vec r = 2\hat i - 2\hat j - 3\hat k\). What is the magnitude of the moment of the force about the origin?
1
23 units
2
19 units
3
18 units
4
21 units