Question

if an object Moving with velocity of 36 km/hr applies brake and stop after 5 sec. I what is the retardation of the objecte​

Answer 1

Answer:

here your answer is 120 metre/second square

Step-by-step explanation:

here,

u =36km/hr

v = 0 (object stops)

t =5 sec

a =v-u÷t

a = -600÷5

a =-120 metre /second square