Question

4.
Acceleration is given as a function of
displacement a= 2x – 3x^2 starting with velocity
is 2 m/s. Find the final velocity after a
displacement from 0 to 3 m.
(1) 6ms-
(2) 4/2ms
(3) 5ms
(4) None of these
​

Answer 1

Answer:

2. 42ms by equatiting a=dv/dt and by putting the value of displacement.