Question

The displacement x ( in meter)of a particle at a time t ( in second) is given by x = (16- 4t)t. The particle is back again at the starting point after a time:

Answer 1

Answer:

4 sec.

Explanation:

x = ( 16-4t )t

for x=0

(16-4t)t = 0it gives

t = 0 or t = 16/4 = 4 sec.