![subject](/tpl/images/cats/fizika.png)
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/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 05:30
An object weighs 40n in air, weighs 20n when submerged in water and 30n when submerged in a liquid of unknown density. what is the density of the liquid?
Answers: 2
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 10:00
Students design a model roller-coaster track. they place a rubber ball at the highest point on the track and let it go. the ball rolls along the track pulled only by the force of gravity. eventually, it comes to a stop. which change to the design will result in the ball moving the greatest distance?
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 19:30
The nuclear potential that binds protons and neutrons in the nucleus of an atom is often approximated by a square well. imagine a proton conned in an innite square well of length 105 nm, a typical nuclear diameter. calculate the wavelength and energy associated with the photon that is emitted when the proton undergoes a transition from the rst excited state (n 2) to the ground state (n 1). in what region of the electromagnetic spectrum does this wavelength belong?
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 23.06.2019 08:40
Suppose an object in free fall is dropped from a building. its starting velocity is o m/s. what is the speed (in m/s) of the object falling after 2 seconds?
Answers: 2
You know the right answer?
Quick please
All of the following could describe an individual with antisocial personality disorder...
Questions
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 31.10.2019 06:31
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 31.10.2019 06:31
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 31.10.2019 06:31
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 31.10.2019 06:31
![question](/tpl/images/cats/mat.png)
Mathematics, 31.10.2019 06:31
![question](/tpl/images/cats/istoriya.png)
History, 31.10.2019 06:31
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 31.10.2019 06:31
![question](/tpl/images/cats/himiya.png)
Chemistry, 31.10.2019 06:31
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 31.10.2019 06:31
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 31.10.2019 06:31
![question](/tpl/images/cats/biologiya.png)
Biology, 31.10.2019 06:31