An experimental electrical generator collects sunlight with mirrors and generates heat at a rate of 1.2 megawatts. The generator is mounted on the roof of an environmentally friendly building and is used to operate an elevator. The elevator has a maximum operating load of 8000 kg and a maximum velocity of 6 m/s.
A. Determine the power that the generator must supply to operate the elevator at its maximum operating
B. What is the efficiency of this system?
Answers: 3
Physics, 22.06.2019 02:30, dxpebetty64
Power can be defined as a. the distance over which work was done. b. how much work can be done in a given time. c. all the work in an given area. d. the energy required to do work.
Answers: 1
Physics, 22.06.2019 09:00, bendmads04
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
Answers: 1
Physics, 22.06.2019 14:30, ayoismeisalex
Two carts, one of mass 2m and one of mass m, approach each other with the same speed, v. when the carts collide, they hook together. assume that positive momentum is to the right. which graph best represents the momentum of both carts over time, before and after the collision?
Answers: 3
An experimental electrical generator collects sunlight with mirrors and generates heat at a rate of...
Mathematics, 20.01.2020 00:31
History, 20.01.2020 00:31
Mathematics, 20.01.2020 00:31
Biology, 20.01.2020 00:31