7 The position vector of a particle R as a function of time

Last updated: 5/29/2023

7 The position vector of a particle R as a function of time is given by R 4 sin 2nt i 4 cos 2 t j Where R is in meters t is in seconds and i and j denote unit vectors along x and y directions respectively Which one of the following statements is wrong for the motion of particle 1 Path of the particle is a circle of radius 4 meter 2 Acceleration vectors is along R 3 Magnitude of acceleration vector is V R where v is the velocity of particle 4 Magnitude of the velocity of particle is 8 meter second