A circular coil with a radius of 25 cm has 20 turns. The coil is oriented perpendicularly to a magnetic field whose initial magnitude is 3.2 T. Suddenly, the magnetic field vanishes in 0.40 s. What is the initial magnetic flux in the coil? What is the induced emf in the coil? If the net resistance of the coil is 6.8 , what is the magnitude of the induced Ω current in the coil? What is the direction of the induced current in the coil? What is the rate of thermal energy generated by the coil? A square loop of wire, 0.20 m on each side, has a resistance of 0.35 The loop is at Ω. constant speed in 0.40 s from position I where a magnetic field is zero to position II where a magnetic field is 0.90 T. What is the induced emf in the loop during this period of time? What is the direction of the induced current in the loop? What is the magnitude of the induced current in the loop? What is the power dissipated in the loop? How much force is required to move the coil from position I to position II? A square loop of wire, 0.40 m on each side has a resistance of 0.14 The loop is moved Ω. at constant speed in 0.20 s from position I where a magnetic field is 1.3 T to position II where the magnitude of the magnetic field is zero. What is the induced emf in the loop during this period of time? What is the direction of the induced current in the loop? What is the magnitude of the induced current in the loop? What is the power dissipated in the loop? How much force is required to move the coil from position I to position II?
A circular coil with a radius of 25 cm has 20 turns. The coil is oriented perpendicularly to a magnetic field whose initial magnitude is 3.2 T. Suddenly, the magnetic field vanishes in 0.40 s. What is the initial magnetic flux in the coil? What is the induced emf in the coil? If the net resistance of the coil is 6.8 Ω , what is the magnitude of the induced current in the coil? What is the direction of the induced current in the coil? What is the rate of thermal energy generated by the coil? A square loop of wire, 0.20 m on each side, has a resistance of 0.35 Ω. The loop is at constant speed in 0.40 s from position I where a magnetic field is zero to position II where a magnetic field is 0.90 T. What is the induced emf in the loop during this period of time? What is the direction of the induced current in the loop? What is the magnitude of the induced current in the loop? What is the power dissipated in the loop? How much force is required to move the coil from position I to position II? A square loop of wire, 0.40 m on each side has a resistance of 0.14 Ω. The loop is moved at constant speed in 0.20 s from position I where a magnetic field is 1.3 T to position II where the magnitude of the magnetic field is zero. What is the induced emf in the loop during this period of time? What is the direction of the induced current in the loop? What is the magnitude of the induced current in the loop? What is the power dissipated in the loop? How much force is required to move the coil from position I to position II?
electromagnetic-induction-chapter-problems-2013-07-12.docx