I just need some help with this.
...
![ansver](/tpl/images/cats/User.png)
Answers: 3
Another question on Physics
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 10:00
If a stone with an original velocity of 0 is falling from a ledgeand takes 8 seconds to hoybthe ground whays the final velocity of the stone
Answers: 2
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 10:00
Abookcase has a mass of 38 kg and the coefficient of friction between it and the floor is 0.82 what is the maximum force of friction between the bookcase and the floor a 372n b 305n c 412n d 449n
Answers: 1
![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 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
You know the right answer?
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 25.09.2019 12:50
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
History, 25.09.2019 12:50
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 25.09.2019 12:50
![question](/tpl/images/cats/en.png)
English, 25.09.2019 12:50
![question](/tpl/images/cats/mat.png)
Mathematics, 25.09.2019 12:50
![question](/tpl/images/cats/mat.png)
Mathematics, 25.09.2019 12:50
![question](/tpl/images/cats/en.png)
English, 25.09.2019 12:50
![question](/tpl/images/cats/istoriya.png)
History, 25.09.2019 12:50
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 25.09.2019 12:50
![question](/tpl/images/cats/biologiya.png)
Biology, 25.09.2019 12:50
![question](/tpl/images/cats/himiya.png)
Chemistry, 25.09.2019 12:50
![question](/tpl/images/cats/es.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 25.09.2019 12:50
![question](/tpl/images/cats/mat.png)
Mathematics, 25.09.2019 12:50