![subject](/tpl/images/cats/fizika.png)
Physics, 21.11.2019 19:31 culbertchristi4887
Amotor with a brush-and-commutator arrangement has a circular coil with radius 2.5cm and 150 turns of wire. the magnetic field has magnitude 0.060t and the coil rotates at 440rev/min.
part a
what is the maxium emf induced in the coi?
express your answer using two significant figure.
emax = v
part b
what is the average back emf?
express you anser using two significant figures.
eav = v
![ansver](/tpl/images/cats/User.png)
Answers: 3
![](/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 23:00
According to the image below, which season is about to begin in the southern hemisphere? a. summer b. autumn c. winter d. spring
Answers: 1
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/fizika.png)
Physics, 23.06.2019 01:30
The first law of thermodynamics is as follows: ∆u=q-w , which means in a system is equal to added, minus done by the system. the units for these variables are in .
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 23.06.2019 03:00
How can a cyclist's acceleration change even if its velocity remains constant?
Answers: 1
You know the right answer?
Amotor with a brush-and-commutator arrangement has a circular coil with radius 2.5cm and 150 turns o...
Questions
![question](/tpl/images/cats/mkx.png)
Arts, 20.12.2019 00:31
![question](/tpl/images/cats/User.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 20.12.2019 00:31
![question](/tpl/images/cats/istoriya.png)
History, 20.12.2019 00:31
![question](/tpl/images/cats/mat.png)
Mathematics, 20.12.2019 00:31
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 20.12.2019 00:31
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 20.12.2019 00:31
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/User.png)