Question
Physics Question on Electric Current
A solenoid of length 30 cm is wound uniformly with 3000 turns of wire. The wire carries a current of 10 A. What is the value of B on the axis within the solenoid? [μ0=4лx10-7 T m/A]
A
0.126 T
B
1.26 T
C
12.6 T
D
0 T
Answer
0.126 T
Explanation
Solution
The correct option is (A):0.126 T