N2T.10 The drawing below is supposed to be a free-body diagram of a box that sits without slipping on the back of a truck that is moving to the right but is slowing down. Is the diagram correct? FN FSF A. Yes B. No, FsF should point leftward. C. No, the FSF label should be FKF D. No, there should be a leftward drag force. E. No, FN should not be equal to Fgl. F. No, there is some other problem (specify).
Q: 9 and 10. Thanks.
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