Question

a body is dropped from a height of 20 metres above the ground in the gravity disappeared on second after it starts falling the total time it takes to hit the ground​

Answer 1

Answer:

2.5s

Explanation:

it travels 5m and reaches velocity of 10m per sec in 1 second under gravity

then travels at this constant speed for remaining 15m , thus taking another 1.5 seconds

total time 1+1.5=2.5