# Question: A 50 cm long solenoid has 100 turns of wire and carries

A 50-cm-long solenoid has 100 turns of wire and carries a current of 0.95 A. It has a ferromagnetic core completely filling its interior where the field is 0.71 T. Determine the

(a) Magnetic permeability and

(b) Relative magnetic permeability of the material.

(a) Magnetic permeability and

(b) Relative magnetic permeability of the material.

**View Solution:**## Answer to relevant Questions

A charge of 0.050 C moves vertically in a field of 0.080 T that is oriented 45o from the vertical. What speed must the charge have such that the force acting on it is 10 N? What is the (a) “Current” due to the electron orbiting in a circular path about the proton in a hydrogen atom? (b) What magnetic field strength does this “electron cur-rent” create at the proton location? (c) If ...(a) An antenna has been connected to a car battery. Under these conditions, will the antenna emit electro-magnetic radiation? Why or why not? Explain. (b) Repeat part (a) for the time when the battery is disconnected and ...What should be the diameter of a circular wire loop if it is to have a magnetic field of 0.15 T oriented perpendicular to its area which produces a magnetic flux of 1.2 x 10-2 T ∙ m2? A simple ac generator consists of a coil with 10 turns (each turn has an area of 50 cm2). The coil rotates in a uniform magnetic field of 350 mT with a frequency of 60 Hz. (a) Write an expression in the form of Eq. 20.5 for ...Post your question