A container is filled to a depth of 27 cm with water. On top of the water floats a 30 cm thick layer of oil with specific gravity of 0.7. What is the absolute pressure at the bottom of the container? please indicate solution​

Calculate the amount of heat produced when 18000 coulombs of charge is transferred in one hour through a potential difference of 50v

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

What is the angular momentum of the bar about the axle?