![subject](/tpl/images/cats/fizika.png)
Physics, 27.11.2019 02:31 ShelleyPSeliger
If you double the wavelength of a wave on a string, what happens to the wave speed and the wave frequency ? group of answer choices a) v is unchanged and f is halved. b) v is doubled and f is doubled. c) v is doubled and f is unchanged. d) v is unchanged and f is doubled. e) v is halved and f is unchanged.
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Physics
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 13:30
The period of a pendulum varies directly as the square root of the length of the pendulum and inversely as the square root of the acceleration due to gravity. find the period when the length is 144 cm and the acceleration due to gravity is 980 cm per second squared, if the period is 7pi seconds when the length is 289 cm and the acceleration due to gravity is 980 cm per second squared.
Answers: 2
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 14:10
The number of passengers who arrive at the platform of a subway station for the 10 am train is a random variable with a mean of 120 and a variance of 16. find the lower bound of the probability that there will be between 100 and 140 passengers (round off to second decimal place).
Answers: 3
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 14:10
Match these items. 1. coulombs __force 2. ohms __emf 3. centimeters __resistance 4. newtons __charge 5. volts __length
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 21:00
Earth's atmosphere is composed of mostly two gases. name the two gases that make up the majority of the atmosphere and use the pie chart to tell the percentages of each.
Answers: 2
You know the right answer?
If you double the wavelength of a wave on a string, what happens to the wave speed and the wave freq...
Questions
![question](/tpl/images/cats/istoriya.png)
History, 30.11.2021 01:00
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 30.11.2021 01:00
![question](/tpl/images/cats/mat.png)
Mathematics, 30.11.2021 01:00
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/User.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 30.11.2021 01:00
![question](/tpl/images/cats/mkx.png)
Arts, 30.11.2021 01:00
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 30.11.2021 01:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 30.11.2021 01:00
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 30.11.2021 01:00
![question](/tpl/images/cats/mat.png)
Mathematics, 30.11.2021 01:00
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/nemec.png)