A: Wooden dowel will work fine. Be sure to glue it in place and let the glue dry before reinserting the screw. Mike
A: You could do that. If it's an exterior door especially, I would cut a piece as long the thickness of the door frame. Use good glue, waterproof it the door is an exterior one. After it is dry completely ( 24 hours) drill a hole smaller than the screw. You can look up the best size hole online, based on the diameter of the screw.
A: Community Answer missed by about 3 pounds. It is only a few ounces, not 3 pounds.
A: One rod weighs 3.3 pounds.