When both the ring gear and the sun gear of a simple planetary gearset are driven in the same direction at the same speed,at what speed is the carrier turning?

Question

Quizplus · Accepted Answer

When both the ring gear and the sun gear of a simple planetary gearset are driven in the same direction at the same speed, the carrier will also turn at the same speed. This is because the planetary gears (mounted on the carrier) will not rotate on their own axes but will instead be carried around in a circle, causing the carrier to move at the same speed as the ring and sun gears.

When Both the Ring Gear and the Sun Gear of a Simple