An athlete completes half round of a circular track of
radius R, then the displacement and distance covered
by the athlete are, respectively ________.
A 2R and πR
B πR and 2R
C R and 2πR
D 2πR and R.
SUC* MY AS*
An athlete completes half round of a circular track of
radius R, then the displacement and distance covered
by the athlete are, respectively ________.
A 2R and πR
B πR and 2R
C R and 2πR
D 2πR and R.