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I want to control a robot having differential wheels. Is it possible to turn a robot in certain degrees without encoders? How can I turn robot precisely in webots in certain degrees? For example 90 degrees or 20 degrees.

Arun
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If you don't want to use encoders, an alternative would be to use an InertialUnit, with this device you can get the yaw angle of the robot and use it to rotate of a precise amount of degrees.

David Mansolino
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