Five hundred million years ago, basaltic lava flowed in an area now known as Monticello, the historic home of Thomas Jefferson.
1 answer:
You might be interested in
Answer:
Here is the complete question:
https://www.chegg.com/homework-help/questions-and-answers/magnetic-field-372-t-achieved-mit-francis-bitter-national-magnetic-laboratory-find-current-q900632
a) Current for long straight wire
b) Current at the center of the circular coil
c) Current near the center of a solenoid
Explanation:
⇒ Magnetic Field due to long straight wire is given by (B),where
Plugging the values,
Conversion ,and
⇒Magnetic Field at the center due to circular coil (at center) is given by,
So
⇒Magnetic field due to the long solenoid,
Then
So the value of current are ,
and
respectively.
Answer:
Part a)
Part B)
Part C)
Explanation:
Part A)
As we know that ball is hanging from the top and its angle with the vertical is 20 degree
so we will have
Part B)
Here we can use energy theorem to find the distance that it will move
Part C)
At terminal speed condition we know that