
EMFT

Quiz
•
Physics
•
University
•
Hard
Ambika Tundwal
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does Maxwell's first equation, also known as Gauss's law for electricity, state?
The electric flux through a closed surface is proportional to the charge enclosed
The magnetic flux through a closed surface is proportional to the current enclosed
The electric field around a closed loop is zero
The magnetic field around a closed loop is zero
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does Maxwell's second equation, also known as Gauss's law for magnetism, state?
The electric flux through a closed surface is proportional to the charge enclosed
The magnetic flux through a closed surface is proportional to the current enclosed
The electric field around a closed loop is zero
The magnetic field around a closed loop is zero
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is Faraday's law of electromagnetic induction?
The induced electromotive force in any closed circuit is equal to the rate of change of the magnetic flux through the circuit
The induced electromotive force in any closed circuit is equal to the magnetic flux through the circuit
The induced electromotive force in any closed circuit is equal to the charge enclosed
The induced electromotive force in any closed circuit is equal to the current enclosed
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is Ampère's law in magnetostatics?
The line integral of the magnetic field around a closed loop is proportional to the current enclosed by the loop
The line integral of the electric field around a closed loop is proportional to the charge enclosed by the loop
The line integral of the magnetic field around a closed loop is zero
The line integral of the electric field around a closed loop is zero
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ampère's law with Maxwell's addition states that:
The magnetic flux through a closed surface is zero
The electric flux through a closed surface is zero
The circulation of the magnetic field around a closed loop is proportional to the sum of the conduction current and displacement current through the loop
The circulation of the electric field around a closed loop is zero
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The Poynting vector represents
The rate of energy transfer per unit area in an electromagnetic wave
The magnetic field intensity
The electric potential
The charge density
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In an electromagnetic wave, the electric and magnetic fields are:
Perpendicular to each other and perpendicular to the direction of wave propagation
Perpendicular to each other and perpendicular to the direction of wave propagation
Perpendicular to each other and parallel to the direction of wave propagation
Parallel to each other and perpendicular to the direction of wave propagation
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