(a) Answer each of the following: (i) Briefly explain the meaning of the term 'couple'. (ii)...

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(a) Answer each of the following: (i) Briefly explain the meaning of the term 'couple'. (ii) (2 marks) The caster unit is subjected to the pair of 400 N forces shown in Fig. 1(a). Calculate the moment associated with these forces. 35 mm (3 marks) 400 N 400 N Fig. 1(a) With regard to a force being applied to a body, briefly explain the meaning of the (b) Answer each of the following: (i) (ii) term 'moment'. (2 marks) A 10 N force is applied to the handle of the hydraulic control value as shown in Fig. 1(b). Calculate the moment of this force about point O. (3 marks) 20 F = 10 N 250 mm B 60 37.5 mm T Fig. 1(b) (a) Answer each of the following: (i) Briefly explain the meaning of the term 'couple'. (ii) (2 marks) The caster unit is subjected to the pair of 400 N forces shown in Fig. 1(a). Calculate the moment associated with these forces. 35 mm (3 marks) 400 N 400 N Fig. 1(a) With regard to a force being applied to a body, briefly explain the meaning of the (b) Answer each of the following: (i) (ii) term 'moment'. (2 marks) A 10 N force is applied to the handle of the hydraulic control value as shown in Fig. 1(b). Calculate the moment of this force about point O. (3 marks) 20 F = 10 N 250 mm B 60 37.5 mm T Fig. 1(b)