Which temperature scales have equal sized degrees?
A) Fahrenheit and Celsius
B) Fahrenheit and Kelvin
C) Celsius and Kelvin
D) none of the above
Answer: C
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An electric field perpendicular to a magnetic field is used as a velocity selector for Li+ions, selecting the velocity v1. Next, Li++ions are sent through the same velocity selector, selecting velocity v2. If neither the electric nor magnetic fields have changed between the two processes, how do v1 and v2 compare?
a. 
b. 
c. 
d. 
e. 
The value of the magnetic field for a certain type of electromagnetic wave is 2.12 ?T. What is the value of the electric field for that wave?
A) 636 V/m B) 636 N/C C) 636 J/Cm D) All of the answers given are correct. E) None of the answers given is correct.
In Figure 5.14, the tension in the rope connecting block A and block B is closest to:
A) 240 N B) 260 N C) 280 N D) 300 N E) 320 N
A 2.0-kg object moving with a velocity of 5.0 m/s in the positive x direction strikes and sticks to a 3.0-kg object moving with a speed of 2.0 m/s in the same direction. How much kinetic energy is lost in this collision?
a. 2.4 J b. 9.6 J c. 5.4 J d. 0.6 J e. 6.0 J