![subject](/tpl/images/cats/fizika.png)
Physics, 01.07.2019 14:00 ShiannBerry
What is the magnitude of the force required to stretch a 20 cm-long spring, with a spring constant of 100 n/m, to a length of 21 cm?
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/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 09:00
What changes occur in the brain during the teenage years? 25 points, someone me out!a.) thinking becomes slower as the brain grows larger. b.) connections between neurons become stronger and faster. c.) unused neurons fuse together to form larger, better functioning neurons. d.) more neurons are developed.
Answers: 2
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 13:40
Awind turbine is rotating counterclockwise at 0.5 rev/s and slows to a stop in 10 s. its blades are 20 m in length. (a) what is the angular acceleration of the turbine? (b) what is the centripetal acceleration of the tip of the blades at t=0s? (c) what is the magnitude and direction of the total linear acceleration of the tip of the blades at t=0s?
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 21:30
Atoaster oven has a resistive heating element. the average rate at which it dissipates energy as thermal energy is 1.00 \(\rm kw\). in the united states, emf amplitude in household circuits is \(\mathcal e_{\max}\) = 170 \({\rm \; v}\) and the \(\rm ac\) oscillation rate is 60 \(\rm hz\). part a what is the root-mean-square current through the heating element?
Answers: 2
![question](/tpl/images/cats/fizika.png)
Physics, 23.06.2019 05:40
Which of the following can enter and exit a closed system? a. matter and energy b. neither energy nor matter c. matter but not energy d. enrgy but not matter
Answers: 1
You know the right answer?
What is the magnitude of the force required to stretch a 20 cm-long spring, with a spring constant o...
Questions
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 31.08.2019 11:30
![question](/tpl/images/cats/istoriya.png)
History, 31.08.2019 11:30
![question](/tpl/images/cats/en.png)
English, 31.08.2019 11:30
![question](/tpl/images/cats/mat.png)
Mathematics, 31.08.2019 11:30
![question](/tpl/images/cats/en.png)
English, 31.08.2019 11:30
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 31.08.2019 11:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 31.08.2019 11:30
![question](/tpl/images/cats/istoriya.png)
History, 31.08.2019 11:30
![question](/tpl/images/cats/mat.png)
Mathematics, 31.08.2019 11:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)