Question:In a right angle \(\Delta ABC,\) \(\angle A = {90^o}\) and sides a, b, c are respectively 5 cm, 4 cm and 3 cm. If a force \(\overrightarrow F \) has moments 0, 9 and 16 in N-cm respectively about vertices A, B and C, then magnitude of \(\overrightarrow F \) is