Question

11
12!
6.
2)","31,
112-13)
The square of the resultant of two forces 4N and 3N exceeds the square of the resultant of the two
forces by 12 when they are mutually perpendicular. The angle between the vectors is
1) 30°
2) 60°
3) 90°
4) 120°​

Answer 1

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.........samaj nahi aaya