AP Physics C: E&M/ Unit 13 – Electromagnetic Induction

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You’ll build on what you’ve learned about charges, currents, and electric and magnetic fields to explore electromagnetic forces and their properties.

Question Difficulty:

Question	Difficulty	Students Solved
Induced Electric Field of a Long Wire	hard	2
Curl of the Electric Field in Faraday's Law	hard	2
Induced EMF in a Coil Inside a Solenoid	hard	1
Induced Electric Field from Changing Magnetic Flux	hard	-
Electromagnetic Damping Time Constant	hard	1
Induced Electric Field in a Solenoid	hard	-
Induced Electric Field in a Solenoid	hard	-
Faraday's Law in Differential Form	hard	1
Induced E-Field in a Time-Varying Magnetic Field	hard	-
Induced EMF Ratio in a Loop and Solenoid	hard	-
Self-Induced EMF in a Solenoid	hard	-
Electromagnetic Damping Time Constant	hard	-
Energy Dissipation in an LR Circuit	hard	-
Force on a Loop in a Non-Uniform Field	hard	-
Loop Acceleration in a Non-Uniform Magnetic Field	hard	-
Magnetic Force on a Sliding Rod	hard	-
Induced EMF in a Square Loop	hard	-
Induced Electric Field in a Moving Loop	hard	-
Induced EMF in a Toroidal Solenoid	hard	-
Electric Field Wave Equation	hard	-

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Unit Leaderboard

Rank	User	Correct Count	Attempt Count	Total Time	Score
#1	kb.bernard49	12	15	7m 52s	698
#2	djaelanivito	6	8	0m 00s	580
#3	chantellelinn9721	48	68	1h 11m	297
#4	quan.pham211108	3	4	0m 00s	290
#5	shubhra638	15	20	20m 09s	241
#6	seojun18492	1	1	0m 00s	100
#7	bujuyb	1	1	0m 00s	100
#8	20.ali.abdelaal.09	1	1	0m 03s	97
#9	kemry0311	1	1	0m 06s	94
#10	ratankboth	1	4	0m 00s	70

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