Physics · Magnetic Effects of Electric Current
Which set of factors correctly affects the strength of the magnetic field inside a long current-carrying solenoid?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Length of connecting wires and thickness of the insulation only
- 2Only the diameter of the connecting switch
- 3Only the color of the insulating cover on the wire
- 4Number of turns per unit length and magnitude of current✓
Correct answer
Number of turns per unit length and magnitude of current
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