Question 10 and 11 A * *O LTE34% O 9:30 PM9. A multi-loop coil has 2.00 A current passing through and its radius is 30 cm. If the B field at the center ofthe coil is 0.0017 T, find the number of loops the coil has.a. 1275b. 203c. 812d. 40610. A solenoid has 2500 turns over the length of 70 cm. How much current is needed to generate 0.50 Tmagnetic field at the center of the solenoid?a. 11.4 Ab. 11141 Ac. 111.4 Ad. none of these11. Two parallel wires have the same current of 30 A in the opposite directions. If the force per unit length(F/L) is 2.52 x 10 N/m, how close to each other would they be?a. 7.14 cmb. 71.4 mc. 0.714 cmd. none of theseThe simple design with a slidable wire section can be treated as a generator. If the magnetic field is 0.65 Tand the speed of the slide wire is 4.5 m/sec, (L=75 cm)

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10. A solenoid has 2500 turns over the length of 70 cm. How much current is needed to generate 0.50 T magnetic field at the center of the solenoid?

College Physics

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ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Question 10 and 11

A * *O LTE
34% O 9:30 PM
9. A multi-loop coil has 2.00 A current passing through and its radius is 30 cm. If the B field at the center of
the coil is 0.0017 T, find the number of loops the coil has.
a. 1275
b. 203
c. 812
d. 406
10. A solenoid has 2500 turns over the length of 70 cm. How much current is needed to generate 0.50 T
magnetic field at the center of the solenoid?
a. 11.4 A
b. 11141 A
c. 111.4 A
d. none of these
11. Two parallel wires have the same current of 30 A in the opposite directions. If the force per unit length
(F/L) is 2.52 x 10 N/m, how close to each other would they be?
a. 7.14 cm
b. 71.4 m
c. 0.714 cm
d. none of these
The simple design with a slidable wire section can be treated as a generator. If the magnetic field is 0.65 T
and the speed of the slide wire is 4.5 m/sec, (L=75 cm)

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