What is the force required for a deltoid that inserts 10cm down a 1m arm that weighs 10kg and the moment of inertia is located at 60% of its length from the shoulder joint and the arm is being held at a 15 degree angle to the floor? the deltoid attaches at a 20 degree angle

An automobile steering wheel is shown. what is the ideal mechanical advantage? if the ama is 8, what is the efficiency of the steering wheel?

You are a sales representative for a company that makes a new alternate fuel for vehicles. you have prepared a presentation for the environmental engineers to sell your new product. what question do you expect the audience to ask regarding whether the new fuel will cause less damage to the environment? a. do we have to change any parts of the vehicle to use this alternate fuel? b. will the vehicles get better fuel mileage with the alternate fuel? c. how much greenhouse gas does your fuel produce compared with current fuel sources? d. is the alternate fuel more expensive than fossil fuel?

If jerome is swinging on a rope and transferring energy from gravitational potential energy to kinetic energy, is being done.