(1)
- Mass of the load, in kilograms.
- Mass of the athlete, in kilograms.
- Gravitational acceleration, in meters per square second.
, 
, 
- Distances with respect to the feet, in meters.
- Upward force exerted by his two arms, in newtons.
, 
, 
, 
, 
and 
, then the upward force is:![F = \frac{[(6\,kg)\cdot (1.20\,m)+(70\,kg)\cdot (0.90\,m)]\cdot \left(9.807\,\frac{m}{s^{2}} \right)}{1.30\,m}](/tpl/images/1399/3076/2e530.png)
Please please helpjejejnebwbww​
...
Answers: 3
Another question on Physics
Physics, 22.06.2019 07:00
Suppose while hauling rocks, you accidentally drop one. it breaks apart in flat, planar sections. what type of rock did you just drop? 20 points
Answers: 3
Physics, 22.06.2019 22:00
On mars a rock falls an unknown vertical distance from a resting position and lands in a crater. if it takes the rock 2.5 seconds to fall, how high is the cliff the rock fell from? mars' surface gravity is 3.8 m/s2. a. 9.5 m b. 11.9 m c. 15.2 m d. 23.8 m
Answers: 1
Physics, 22.06.2019 22:20
A10-kg piece of aluminum sits at the bottom of a lake, right next to a 10-kg piece of lead, which is much denser than aluminum. which one has the greater buoyant force on it? explain. b - the aluminum a) both have the same buoyant force. b) the aluminum c) the lead d) it cannot be determined without knowing their volumes.
Answers: 1
You know the right answer?
Questions
Mathematics, 26.02.2020 02:06
History, 26.02.2020 02:06
Physics, 26.02.2020 02:06
Mathematics, 26.02.2020 02:06
History, 26.02.2020 02:06
Mathematics, 26.02.2020 02:06
Mathematics, 26.02.2020 02:06
Mathematics, 26.02.2020 02:06
Biology, 26.02.2020 02:06
