The motion of a wave is described as Y=0.2Sin 200t calculate it's frequency
​...
![subject](/tpl/images/cats/fizika.png)
![ansver](/tpl/images/cats/User.png)
Answers: 2
Another question on Physics
![question](/tpl/images/cats/fizika.png)
Physics, 21.06.2019 20:20
Suppose that a comet that was seen in 563 a.d. by chinese astronomers was spotted again in year 1951. assume the time between observations is the period of the comet and take its eccentricity as 0.986. what are (a) the semimajor axis of the comet's orbit and (b) its greatest distance from the sun?
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 00:00
Name three different units of energy used to measure heat and describe what type of situations each is usually used.
Answers: 2
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 14:40
How does an observation about an object differ from an inference about that object
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 18:30
Aprotein molecule in an electrophoresis gel has a negative charge. the exact charge depends on the ph of the solution, but 30 excess electrons is typical. what is the magnitude of the electric force on a protein with this charge in a 1600n/c electric field? write in two significant numbers, and also in newton
Answers: 2
You know the right answer?
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 22.01.2021 02:30
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.01.2021 02:30
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/geografiya.png)
Geography, 22.01.2021 02:30
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/en.png)
English, 22.01.2021 02:30
![question](/tpl/images/cats/mat.png)
Mathematics, 22.01.2021 02:30
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 22.01.2021 02:30
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/User.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.01.2021 02:30
![question](/tpl/images/cats/biologiya.png)
Biology, 22.01.2021 02:30