[填空题]
Redo Example 5-3 , precisely this time, by nqoh(8 )bn:z 5ra4phk iot ignor 3(bqvnb8 vfuo) +xga+ing the weight of the ball (a bxgo+uvb+8fn v 3)qwhich revolves on a string 0.600 m long. In particular, find the magnitude of $\overrightarrow{\mathbf{F}}_{\mathrm{T}}$ , and the angle it makes with the horizontal. [Hint: Set the horizontal component of $\overrightarrow{\mathrm{F}}_{\mathrm{T}}$ equal to m $a_{\mathrm{R}}$ ; also, since there is no vertical motion, what can you say about the vertical component of $\overrightarrow{\mathbf{F}}_{\mathrm{T}}$ ?] $\overrightarrow{\mathbf{F}}_{\mathrm{T}}$ = the angle =
