Question

Answer this Asap please...

Answer 1

initial velocity is -500cm/s

we used equation v-u=at

0-u = -25×20

u = -500cm/s

ii) we used v²-u²=2as

0²-(-500)² = 2×-25s

250000 = -50s

s = 250000/50

s = 5000cm