Question

A particle is moving in a circular path of radius r. The displacement after half a circle would be
(A) 21
(B) πτ
(C) 2.tr
(D)zero​

Answer 1

$\huge \boxed{ \fcolorbox{cyan}{white}{Answer : }}$

$\bf{2.tr}$

Answer 2

Answer:

$\huge{\underline{\underline{\orange{\mathscr{2.tr}}}}}$