Creative Commons License Copyright © Michael Richmond. This work is licensed under a Creative Commons License.

Physics 311, Quiz #1

Question 1: Temperature is a ... 

   Answer: scalar
Question 2: Which of the following is a unit vector?
  1. x
  2. x-hat
  3. j-hat 
   Answer: j-hat
Question 3: What is the magnitude of the vector (-4, 3) ?
  1. -1
  2. 2.5
  3. 5
  4. 7 
   Answer:  magnitude  =  sqrt[ (-4)*(-4) + (3)*(3) ]

                       =  sqrt[ 25 ]
						  
                       =  5

Creative Commons License Copyright © Michael Richmond. This work is licensed under a Creative Commons License.