While constructing a space platform, a 130kg robot is standing on a 23.0 m long, 255 kg steel beam that is floating in space, initially motionless relative to the platform and pointing South. Using its magnetic feet the robot starts walking along the beam in the Southerly direction at 1.15 m/s relative to the beam. What is the robot's velocity relative to the platform in m/s?

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The robots velocity relative to the beam is given as 115 ms in the Southerly direction However we al... View the full answer