The position co-ordinates of a particle moving in a 3-D coordinate system is given by x = a cos…t y = a sin…t and z = a…t The speed of the particle is :

Motion in a Plane

JEE Main 2019 · 9 Jan, Evening shift · Q7814

PhysicsMedium53×since 2003Q7814

The position co-ordinates of a particle moving in a 3-D coordinate system is given by x = a cos

\omega

t y = a sin

\omega

t and z = a

\omega

t The speed of the particle is :