Question: Members ACE and DCB are each 30 in. long and are connected by a pin at C. The mass center of the 20-lb member AB

Members ACE and DCB are each 30 in. long and are connected by a pin at C. The mass center of the 20-lb member AB is located at G. Determine

(a) The acceleration of AB immediately after the system has been released from rest in the position shown,

(b) The corresponding force exerted by roller A on member AB. Neglect the weight of members ACE and DCB.

AQ 30% -17.5 in. B 2.5 in. E

AQ 30% -17.5 in. B 2.5 in. E

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