A long solenoid is wound around a titanium core ($\chi$_m = 7.06 $\times$ 10^-5)and carries a current.If the core is removed while the current is held constant,the magnetic field inside the solenoid A)remains constant. B)increases by approximately 0.004%. C)decreases by approximately 0.007%. D)increases by approximately 0.007%. E)decreases by approximately 0.004%.

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The Answer of A long solenoid is wound around a titanium core ($\chi$_m = 7.06 $\times$ 10^-5)and carries a current.If the core is removed while the current is held constant,the magnetic field inside the solenoid A)remains constant. B)increases by approximately 0.004%. C)decreases by approximately 0.007%. D)increases by approximately 0.007%. E)decreases by approximately 0.004%.

A Long Solenoid Is Wound Around a Titanium Core χ\chiχ m = 7

A Long Solenoid Is Wound Around a Titanium Core $\chi$ _m = 7