Question

(a + 3 t. = 4)
Acceleration :a
time t = 2 secs
v = ? ​

Answer 1

Explanation:

GIVEN:

time (t) = 2s

∴ (a + 3t) = 4

=> a + 3×2 = 4

=> a + 6 = 4

=> a = 4 - 6

=> a = -2

acceleration (a) = -2m/s²

∴ velocity (v) = acceleration × time

= (-2 × 2 ) m/s

= -4 m/s