#61
as we know that
#62
initial speed of the sphere = 0 as it is dropped
initial height of the ball = AK = 57.7 m
now by calculations
so it will take 3.43 s to reach the ground
Answer:
Solids
Explanation:
Sound travels fastest through solids. This is because molecules in a solid medium are much closer together than those in a liquid or gas, allowing sound waves to travel more quickly through it. In fact, sound waves travel over 17 times faster through steel than through air.
It's acceleration is 9.8 m/s^2 in the negative y direction, from the time it leaves the hand until it hits the floor.
The answer is B. It is measured in amperes.