When are the velocity and acceleration in the same direction SHM?

Velocity And Acceleration In Shm

For a particle undergoing SHM, when will be its (a)velocity and displacement in the same direction (b) velocity and acceleration in the same direction (c ) displacement and acceleration in the same direction

When are the diplacement and velocity in the same direction in SHM?

Can displacement and acceleration be in the same direction in S.H.M. ?

What is the phase difference the velocity and acceleration of a particle executing SHM?

The particle is performing uniform circular motion, the true statement/s/are/is (A) the direction of linear velocity, acceleration and force changes instantaneously (B) the magnitude of linear velocity, acceleration and force instantaneously. (C) the magnitude of linear velocity, acceleration and force remains constant. (D) linear velocity, acceleration and force are in the same direction