A horizontal wire of length 0.3 m carries a current of 5.0 A. It is placed in a uniform magnetic field of 0.2 T directed at 30° to the wire. Calculate the magnitude of the magnetic force on the wire.
Lenz’s law is a consequence of which conservation principle? A) Conservation of charge B) Conservation of energy C) Conservation of momentum D) Conservation of mass physics module 6 questions
50 minutes Total marks: 40
State Faraday’s law of electromagnetic induction and explain how Lenz’s law determines the direction of induced current. A horizontal wire of length 0
Explain how an eddy current brake works, referring to Lenz’s law and energy conservation. Include one practical application. Lenz’s law is a consequence of which conservation
The magnetic flux through a coil of area 0.5 m² in a uniform 0.2 T field perpendicular to the coil is: A) 0.1 Wb B) 0.4 Wb C) 0.5 Wb D) 1.0 Wb
A proton enters a uniform magnetic field directed into the page. If the proton moves upward, the initial magnetic force direction is: A) Up B) Down C) Left D) Right