forces i^ + j^ - 2k^, (2i^-j^+k^), (3i^-j^+4k^),(4i^-2j^+3k^) act on a body simultaneously the resultant force has a magnitude of - Physics - Motion In A Plane

Question

forces i^ + j^ - 2k^, (2i^-j^+k^), (3i^-j^+4k^),(4i^-2j^+3k^)
act on a body simultaneously the resultant force has a magnitude
of

Malka Tarannum · Accepted Answer

Resultant force,
F→=i^+j^-2k^+2i^-j^+k^+3i^-j^+4k^+4i^-2j^+3k^   =10i^-3j^+6k^

Magnitude of resultant force, F=102+(-3)2+62=145=12 05 N

forces i^ + j^ - 2k^, (2i^-j^+k^), (3i^-j^+4k^),(4i^-2j^+3k^) act on a body simultaneously.the resultant force has a magnitude of...