Question

To measure the field B between the poles of an electromagnet, a small test loop of area 1cm, resistance 10ohm and 20 turns is pulled out of it. A galvanometer shows that a total charge of 2uC passed through the loop. The value of B will be ?

Name: to measure the field b between the poles of an electromagnet a small test loop of area 1cm resistance 10ohm and 20 turns is pulled out of it a galvanometer shows that a total charge of 2uc passed thro
Uploaded: 2022-02-26T17:19:32-08:00
Duration: 1 min 23 s
Channel: Krishna J
Description: to measure the field b between the poles of an electromagnet a small test loop of area 1cm resistance 10ohm and 20 turns is pulled out of it a galvanometer shows that a total charge of 2uc passed thro

          To measure the field B between the poles of an electromagnet, a small test loop of area 1cm, resistance 10ohm and 20 turns is pulled out of it. A galvanometer shows that a total charge of 2uC passed through the loop. The value of B will be ?

Added by Zooko D.

College Physics Explore and Apply

Eugenia Etkina; Alan Van Heuvelen;… 2nd Edition

Chapter 21

Instant Answer

Solved by Expert Krishna J

02/26/2022

Step 1

Step 1: Identify the given values: - Area of the loop, \( A = 1 \, \text{cm}^2 = 1 \times 10^{-4} \, \text{m}^2 \) - Resistance of the loop, \( R = 10 \, \Omega \) - Number of turns in the loop, \( N = 20 \) - Total charge passed through the loop, \( Q = 2 \, Show more…

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To measure the field B between the poles of an electromagnet, a small test loop of area 1cm, resistance 10ohm and 20 turns is pulled out of it. A galvanometer shows that a total charge of 2uC passed through the loop. The value of B will be ?