Michael (mass of approximately 60 kg) does push-ups by applying a force to elevate its center-of-mass by 20 cm in order to do 850 Joule of work. If the man does all this work in 5 seconds, then determine its power.
The power is given by
"P=\\frac{W}{t}=\\rm \\frac{850\\: J}{5\\: s}=170\\: W"
Comments
Leave a comment