![subject](/tpl/images/cats/fizika.png)
Physics, 26.06.2019 02:50 yazmincruz3766
What does represent? index of refraction index of reflection angle of incidence angle of refraction
![ansver](/tpl/images/cats/User.png)
Answers: 3
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Physics
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 07:20
Samir watches a 100-minute movie on his spaceship. maria's spaceshipe flies in the same direction as samir's spaceship but she observes his move to last 125 minutes and his spaceship to be 40 m long. how long does samir observe his own spaceship to be? according to an observer on earth, planet x is stationary. maria and samir depart earth on their spaceships at the same time, each flying at 0.5c. maria flies toward planet x and samir flies in the opposite direction. according to maria, her voyage to planet x takes 9 years. how many years does marias voyage take according to samir?
Answers: 3
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 10:30
An insulated 40 ft^3 rigid tank contains air at 50 psia and 120°f. a valve connected to the tank is now opened, and air is allowed to escape until the pressure inside drops to 25 psia. the air temperature during this process is kept constant by an electric resistance heater placed in the tank. determine the electrical work done during this process.
Answers: 2
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 12:30
Apositive charge moves in the direction of an electric field. which of the following statements are true? check all that apply. check all that apply. 1.the potential energy associated with the charge decreases. 2. the electric field does positive work on the charge. 3. the electric field does negative work on the charge. 4. the potential energy associated with the charge increases. 5. the electric field does not do any work on the charge. 6. the amount of work done on the charge cannot be determined without additional information.
Answers: 1
![question](/tpl/images/cats/fizika.png)
You know the right answer?
What does represent? index of refraction index of reflection angle of incidence angle of refraction...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 09.03.2021 04:20
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 09.03.2021 04:20
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 09.03.2021 04:20
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 09.03.2021 04:20
![question](/tpl/images/cats/mat.png)
Mathematics, 09.03.2021 04:20
![question](/tpl/images/cats/fizika.png)
Physics, 09.03.2021 04:20
![question](/tpl/images/cats/en.png)
English, 09.03.2021 04:20
![question](/tpl/images/cats/mat.png)
Mathematics, 09.03.2021 04:20
![question](/tpl/images/cats/biologiya.png)
Biology, 09.03.2021 04:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 09.03.2021 04:20
![question](/tpl/images/cats/en.png)
English, 09.03.2021 04:20
![question](/tpl/images/cats/mat.png)
Mathematics, 09.03.2021 04:20