For a particle moving according to the equation \( x=a \) \( \cos \pi t \), the displacement in ....

For a particle moving according to the equation \( x=a \) \( \cos \pi t \), the displacement in ....

For a particle moving according to the equation \( x=a \) \( \cos \pi t \), the displacement in \( 3 \mathrm{~s} \) is (1) \( 0 \) (2) \( 0.5 a \) (3) \( 1.5 a \) (4) \( 2 a \) 📲PW App Link - https://bit.ly/YTAI_PWAP 🌐PW Website - https://www.pw.live