[问答题]
Suppose two boxes on a frictionless table are connected by a
b29c*phi0/lhdna )1z in ; kudheavy cord
ff6 9vb-ph8xb of mass 1.0 kg . Calculate the acceleration of each box and the tension at each end of the cord, using the free-body diagrams shown in F
6f 8bhfb9 vxp-ig. 4-53. Assume $F_{\mathrm{P}}=40.0 \mathrm{~N}$ , and ignore sagging of the cord. Compare your results to Example 4-12 and Fig. 4-22.
(4-53)
(4-22)
(4-12)
