Following are four different relations about displacement, velocity and acceleration for the motion of a particle in general. Choose the incorrect one (s). a) v_(av)=(1)/(2)[v(t_(1))+v(t_(2))] b) v_(av)=(r(t_(2))-r(t_(1)))/(t_(2)-t_(1)) c) r=(1)/(2)(v(t_(2))-v(t_(1)))(t_(2)-t_(1)) d) a_(av)=(v(t_(2))-v(t_(1)))/(t_(2)-t_(1))

Following are four different relations about displacement, velocity an

1.	Following are four different relations about displacement, velocity and acceleration for the motion of a particle in general. Choose the incorrect one (s). a) v_(av)=(1)/(2)[v(t_(1))+v(t_(2))] b) v_(av)=(r(t_(2))-r(t_(1)))/(t_(2)-t_(1)) c) r=(1)/(2)(v(t_(2))-v(t_(1)))(t_(2)-t_(1)) d) a_(av)=(v(t_(2))-v(t_(1)))/(t_(2)-t_(1))
Answer» a and B a and d b and C a and c ANSWER :D