如图,重为G的物体在倾角为Ө的粗糙斜面上,受力F作用处于平衡状态,则斜面对物体的作用力为( )
A:G2+F2
B:GCOSθ
C:Fsinθ+Gcosθ
D:Gcosθ
关于静摩擦力,下列说法中正确的是 ( )
Vienna is famous for having many great musicians. ____, Johann Strauss the younger wrote hundreds of wonderful pieces of music there.