volume_mute
An object falling from a very high platform achieves a speed of ______ by end of second second
publish date: 2022/05/26 08:07:00 GMT+10
volume_mute
Correct Answer
19.6 m/s
Explanation
Gravity acceleration is 9.8 m/s2
So by second second the speedo of the falling object will be = 2 * 9.8 = 19.6 m/s
Reference
Basic Physics: A Self-Teaching Guide