6. Consider a solenoid with length , cross sectional area A, and N windings.(a) What is the magnetic flux when it carries a current I? Show that the ratio/I gives poN'A/e. (b) What is the imductance of a solenoid having a lengthof 4 cm, 2000 turns, and a radius of 5 mm? (c) If the solenoid is placed in8.series with a 5 2 resistor in a closed loop, what is the RL time constant for thecircuit?

Resistance= 5 ohms N= 2000 turn r= 5mm L= 4 cm

6. Consider a solenoid with length l, cross sectional area A, and N windings. (a) What is the magnetic flux when it carries a current I? Show that the ratio /I gives µoN’A/l. (b) What is the inductance of a solenoid having a length of 4 cm, 2000 turns, and a radius of 5 mm? (c) If the solenoid is placed in 8. series with a 5 N resistor in a closed loop, what is the RL time constant for the circuit?

6. Consider a solenoid with length l, cross sectional area A, and N windings. (a) What is the magnetic flux when it carries a current I? Show that the ratio /I gives µoN’A/l. (b) What is the inductance of a solenoid having a length of 4 cm, 2000 turns, and a radius of 5 mm? (c) If the solenoid is placed in 8. series with a 5 N resistor in a closed loop, what is the RL time constant for the circuit?

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter22: Magnetism

Section: Chapter Questions

Problem 20CQ: Make a drawing and use RHR—2 to find the direction of the magnetic field of a current loop in a...

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