HP-15C The time an object takes to fall to the ground

[Dieter]

(12-12-2016 11:33 AM)Vtile Wrote:  Actually because of the standard gravity ~9,81 m/s^2 (9,78..9,32 /wiki/) is only approximation, that formulae would give wrong answers depending if you are doing the experiment in equator or in the poles.

Mother Nature doesn't work with more than two significant digits. The 15C program uses a rounded value of 4,9 m/s². Which should be OK for most places on earth. ;-)

(12-12-2016 11:33 AM)Vtile Wrote:  Also Dieter you forgot one 1/s at your answer, it is not speed, but acceleration.

Right, there really is a "²" missing.

Dieter