Two forces, both of magnitude 5 N , act on a particle in the directions with bearings \(000 ^ { \circ }\) and \(070 ^ { \circ }\), as shown. Calculate
the magnitude of the resultant force on the particle,
the bearing on which this resultant force acts.
A uniform plank \(X Y\) has length 7 m and mass 2 kg . It is placed with the portion \(Z Y\) in contact with a
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horizontal surface, where \(Z Y = 2.8 \mathrm {~m}\). To prevent the
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