WorksheetsFinal exam review E&M 2025
Total questions: 12
Worksheet time: 11mins
How many white dots have the same electric field value (strength) as the black dot?
0
3
7
11
In which image is the magnetic flux the greatest?
Image on the left
Image on the right
Both images have the same flux
Where should a negative charge be positioned on the x-axis in order to remain stationary ?
Region A
Region B
At C
Region D
Region E
The magnetic field through a closed circular loop is decreasing at a constant rate. The induced current is
clockwise and decreasing
clockwise and constant
anticlockwise and decreasing
anticlockwise and constant
As a negative charge moves from point A to point B...
Its speed increases
Its speed decreases
Its speed remains constant
Which of the following will allow a battery to be ON the longest?
Option A
Option B
Option C
When is the current leaving the 8V cell the highest?
At t=0+
At steady-state
Current is always the same
Where is the electric field the greatest?
At point A
At point B
Halfway between point A and point B
The field is equal everywhere
In which of the following path(s) is the charge negative?
path 1
path 2
path 3
All paths are negative moving charges
Several positive charges (q) are held at the corners of a dodecagon. Which of the following is true regarding the magnitude of the electric field and electric potential?
Both the electric field and electric potential are zero
The electric field is zero, but the electric potential has a non-zero positive value
The electric field has a non-zero value, but the electric potential is zero
Both the electric field and electric potential have non zero values
The magnetic field is reduced at a constant rate to zero over time.
What is the direction of the induced current?
Clockwise
Counterclockwise
It depends of the bulb resistance
The square wire loop has 3.0 m sides and is perpendicular to the uniform magnetic field. The magnetic field goes from 2.0 T to zero (at a constant rate) in 1.1 seconds. If the bulb has a 6.0 W rating, find the current passing through the wire.
16 A
0.37 A
5,5 A
2.7 A
