Question

A projectile moving vertically upwards with a velocity of 200m/s breaks into two equal parts at a height of 490 m. One part starts moving vertically upwards with a velocity of 400m/s. How much time after the break up will the other part hit the ground?
1) root 10 sec 2) 2 root 10 sec 3)5 sec 4) 10 sec

Answer 1

Your answer is 2.2root 10sec

Answer 2

2.2 10 sec is answer