The Velocity V(t)of a Particle as a Function of Time

Multiple Choice

The velocity v(t) of a particle as a function of time is given by v(t) = (2.3 m/s) + (4.1 m/s²) t - (6.2 m/s³) t².What is the average acceleration of the particle between t = 1.0 s and t = 2.0 s?

A) -13 m/s²
B) -15 m/s²
C) 13 m/s²
D) 15 m/s²
E) 0 m/s²