Physics 201 Daily Exercises

Daily Assignment 3/12 (Due Monday 3/15):

Please answer the following QUESTIONS:

1. Give be an example from chemistry or physics of a (a) scalar field and (b) a vector field.
2. We will be dealing with the vector operator we call del ∇.  If φ represents a scalar field and A represents a vector field, what are the following operations called?

• ∇φ
• ∇ •  A
• ∇ x  A

3. Given the three legal operations that result in (2), can you apply the following operations to each/any of them? Why? Why not?

• ∇
• ∇ •
• ∇ x

Answer in the form below, a short answer for each is fine. 
This report is due by 8:00 am Monday morning.