Which of the following statements are true? 1 A) The induced emf in acircuit is

Question

Which of the following statements are true?
1 A) The induced emf in acircuit is equal to the negative of the magnetic flux through thecircuit.
B) There can be a nonzeroinduced emf at an instant when the flux through the circuit isequal to zero.
C) The self-inductance of asolenoid is proportional to the rate of change of the current inthe solenoid.
D) The magnetic energydensity at some point in space is proportional to the square of themagnitude of the magnetic field at that point.
E) The inductance of asolenoid is proportional to the current in it. 1 A) The induced emf in acircuit is equal to the negative of the magnetic flux through thecircuit.
B) There can be a nonzeroinduced emf at an instant when the flux through the circuit isequal to zero.
C) The self-inductance of asolenoid is proportional to the rate of change of the current inthe solenoid.
D) The magnetic energydensity at some point in space is proportional to the square of themagnitude of the magnetic field at that point.
E) The inductance of asolenoid is proportional to the current in it. 1 A) The induced emf in acircuit is equal to the negative of the magnetic flux through thecircuit.
B) There can be a nonzeroinduced emf at an instant when the flux through the circuit isequal to zero.
C) The self-inductance of asolenoid is proportional to the rate of change of the current inthe solenoid.
D) The magnetic energydensity at some point in space is proportional to the square of themagnitude of the magnetic field at that point.
E) The inductance of asolenoid is proportional to the current in it. 1

Explanation / Answer

B) There can be a nonzeroinduced emf at an instant when the flux through the circuit isequal to zero.
D) The magnetic energydensity at some point in space is proportional to the square of themagnitude of the magnetic field at that point.

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