Physics, 01.07.2020 19:01 tommyaberman
Um automóvel é dirigido ao longo de uma estrada caracterizada por zonas alternadas de velocidades permitidas de 40km/h e 60km/h. Se o motorista mantém rigorosamente essas velocidades nas respectivas zonas, e se todas as zonas têm o mesmo comprimento, qual a velocidade média em km/h, em um trecho correspondente a um número par de zonas?
Answers: 3
Physics, 22.06.2019 10:00, autumnskye1
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: 3
Physics, 22.06.2019 11:10, cmflores3245
While standing outdoors one evening, you are exposed to the following four types of electromagnetic radiation: yellow light from a sodium street lamp, radio waves from an am radio station, radio waves from an fm radio station, and microwaves from an antenna of a communications system. rank these type of waves in terms of increasing photon energy.
Answers: 3
Physics, 22.06.2019 11:50, morenodonaldo762
The electric field between square plates of a parallel-plate capacitor has magnitude e. the potential across the plates is maintained with constant voltage by a battery as they are pulled apart to twice their original separation, which is small compared to the dimensions of the plates. the magnitude of the electric field between the plates is now equal to a)e b)e/4 c)e/2 d)4e e)2e
Answers: 1
Um automóvel é dirigido ao longo de uma estrada caracterizada por zonas alternadas de velocidades pe...
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