An object of 1 kg is attached to the string at the height of 100 m from the ground. What is the velocity of the object when it impacts on the ground, if it is released from string at 100 m?Take acceleration due to gravity g=9.8 m/s (Marks: 02)

An object of 1 kg is attached to the string at the height of 100 m fro

1.	An object of 1 kg is attached to the string at the height of 100 m from the ground. What is the velocity of the object when it impacts on the ground, if it is released from string at 100 m?Take acceleration due to gravity g=9.8 m/s (Marks: 02)
A.	1960 m/s
B.	221.36 m/s
C.	44.27 m/s
D.	none of the above
Answer» D. none of the above