In a right angle \[\Delta ABC,\text{ }\angle A=90{}^\circ \] and sides a, b, c are respectively, 5 cm, 4 cm and 3 cm. If a force \[\vec{F}\] has moments 0, 9 and 16 in N cm. units respectively about vertices A, B and C, then magnitude of \[\vec{F}\] is

In a right angle \[\Delta ABC,\text{ }\angle A=90{}^\circ \] and sides

1.	In a right angle \[\Delta ABC,\text{ }\angle A=90{}^\circ \] and sides a, b, c are respectively, 5 cm, 4 cm and 3 cm. If a force \[\vec{F}\] has moments 0, 9 and 16 in N cm. units respectively about vertices A, B and C, then magnitude of \[\vec{F}\] is
A.	9
B.	4
C.	5
D.	3
Answer» D. 3

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In a right angle \[\Delta ABC,\text{ }\angle A=90{}^\circ \] and sides a, b, c are respectively, 5 cm, 4 cm and 3 cm. If a force \[\vec{F}\] has moments 0, 9 and 16 in N cm. units respectively about vertices A, B and C, then magnitude of \[\vec{F}\] is

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