Astone is projected from the ground with a velocity of 20 m/s at angle 30^(@) with the horizontal. After one second it clears a wall then find height of the wall. (g=10 ms^(-2))

Astone is projected from the ground with a velocity of 20 m/s at angle

1.	Astone is projected from the ground with a velocity of 20 m/s at angle 30^(@) with the horizontal. After one second it clears a wall then find height of the wall. (g=10 ms^(-2))
Answer» 10m 2 m 5 m 15 m Answer :C