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Specifically discuss the following issues.? Compare and contrast the EPC and permanent mold casting processes. Specifically discuss the following issues. creating internal casting geometry (i.e. cores) solidification rate and effect on mechanical properties solidification shrinkage (i.e. risers)...

...applied to the pedal by the...? The length of a bicycle pedal arm is 0.152 m, and a downward force of 129 N is applied to the pedal by the rider's foot. What is the magnitude of the torque about the pedal arm's pivot point when the arm makes the following angles with the vertical? (a) 30°...

...applied to the pedal by the...? The length of a bicycle pedal arm is 0.152 m, and a downward force of 129 N is applied to the pedal by the rider's foot. What is the magnitude of the torque about the pedal arm's pivot point when the arm makes the following angles with the vertical? (a) 30°...