If a 9 v battery with 4 ω contact resistance is used and the relay has 80 ω and the wire has 10 ω/mile, what is the maximum telegraph distance which will result in a 50 ma current through the relay circuit loop?

Using the given data table, calculate the acceleration of the skateboarder. you can use either form of the equation below?

In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final

Refer to your lab guide and review the data in table b to complete each statement. the mass of g1 + g2 after the collision kg. the velocity of g1 + g2 after the collision m/s. the momentum of the combined gliders after the collision kg · m/s.