An electron gun sends electrons through a region with an electric field of 
for a distance of 2.5 cm. If the electrons start from rest, how fast are they moving after traversing the gun?
a. 
b. 
c. 
d. 
e. 
b.
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Determine the equivalent capacitance of the combination shown when C = 45 ?F.
A. 36 ?F B. 32 ?F C. 34 ?F D. 30 ?F E. 38 ?F
A ______________ has a definite volume and assumes the shape of its container
Fill in the blank(s) with correct word
A 3.0-kg mass sliding on a frictionless surface has a velocity of 5.0 m/s east when it undergoes a one-dimensional inelastic collision with a 2.0-kg mass that has an initial velocity of 2.0 m/s west. After the collision the 3.0-kg mass has a velocity of 1.0 m/s east. How much kinetic energy does the two-mass system lose during the collision?
a. 22 J b. 24 J c. 26 J d. 20 J e. 28 J
An airplane flies in a horizontal circle of radius 500 m at a speed of 150 m/s. If the plane were to fly in the same 1000 m circle at a speed of 300 m/s, by what factor would its centripetal acceleration change?
a. 0.25 b. 0.50 c. 1.00 d. 2.00 e. 4.00