
Curl and Divergence in Vector Fields

Interactive Video
•
Mathematics, Physics
•
11th Grade - University
•
Hard

Mia Campbell
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary reason for using three dimensions when calculating the curl of a vector field?
To account for the z-component of the vector field
To simplify the calculation process
Because the curl is always zero in two dimensions
To ensure the result is perpendicular to the original vectors
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When calculating the curl, what is the significance of the 'i j k' notation?
It simplifies the calculation of divergence
It is used to denote the magnitude of the vector field
It represents the unit vectors in three-dimensional space
It indicates the direction of the vector field
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of the cross product in the context of curl?
A vector parallel to the original vectors
A vector perpendicular to the original vectors
A scalar value
A zero vector
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does a constant curl value of 2 imply about the vector field?
The field is irrotational
The field's rotation varies with position
The field rotates objects at a constant rate everywhere
The field has no rotation
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does changing the vector field to have a positive y-component affect the curl?
It increases the curl
It has no effect on the curl
It decreases the curl
It results in a zero curl
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is an irrotational vector field?
A field with constant curl
A field with zero curl
A field with varying curl
A field with no divergence
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to a twig placed in a vector field with zero curl?
It rotates counterclockwise
It moves in a straight line
It does not rotate
It rotates clockwise
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