The position vector of a particle is represented by the equation x = (3t3 + 7t2+14t + 8)m, the acceleration of the particle at t = 1 sec will be :
A. 10 m/s2
B. 32 m/s2
C. 23 m/s2
D. 16 m/s2.
Answer:B
The position vector of a particle is represented by the equation x = (3t3 + 7t2+14t + 8)m, the acceleration of the particle at t = 1 sec will be :
A. 10 m/s2 B. 32 m/s2 C. 23 m/s2 D. 16 m/s2.