Ch23 Electromagnetism I

Question	Answer
Magnetic flux density inside a solenoid Image: Solenoid (binary/octet-stream)	Image: Solenoid+B (binary/octet-stream)
_____ Magnetic flux density at the centre of a circular loop Image: Circular+Loop (binary/octet-stream)	Image: Circular+Loop+C (binary/octet-stream)
Magnetic flux density of a long straight wire Image: Right Hand Rule (binary/octet-stream)	Image: Circular+Loop+B (binary/octet-stream)
Left Hand Rule (Motor Rule) Image: Left+Hand+Rule (binary/octet-stream)	F - B - I
Magnetic force on a current carrying wire Image: Ibl (binary/octet-stream)	Image: Ibl+B (binary/octet-stream)
Image: Qvb (binary/octet-stream)	Image: Qvb+B (binary/octet-stream)
Like currents Image: Like Current (binary/octet-stream)	attract.
Unlike currents Image: Like Current (binary/octet-stream)	repel.
Image: Like Current (binary/octet-stream)	Image: Parallel+Wire+B (binary/octet-stream)
Torque of motor Image: Inba (binary/octet-stream)	Image: Motor+B (binary/octet-stream)
Commutator (split ring) Image: Commutator (binary/octet-stream)	reverses the direction of current every half turn of motion
Soft iron core	strengthen the magnetic flux density inside a solenoid.

Resource summary

	Created by Chi Hung Chan about 4 years ago