engineering recuitment Indian Coast Guard Yantrik Mock Test 2024 Engineering Mechanics Kinematics and Kinetics Force Mass and Acceleration
The position of a particle moving along the x axis is given by x = 12 t2 - 2t3, where x is in meters and t is in seconds. The acceleration of the particle at t = 3.0s is
1
-12 m/s2
2
+9 m/s2
3
+12 m/s2
4
-9 m/s2