The number of pixels/mm in an image is called:
a. pixel density
b. bit depth
c. pixel pitch
d. matrix depth
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A
Choose all of the following statements that are accurate regarding electrostatic
charges:
a. electrostatics is the study of electric charges at rest
b. the movement of electrons from one object to another is called ionizaiton
c. like charges attract, and unlike charges repel
d. electrostatic charges concentrate on a conductor in the area of greatest curvature
e. friction, contact and induction are methods of ionization
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A&D
choose all of the following that are accurate (choose 6):
a. a magnetic field always surrounds an electrical charge in motion
b. current flows back and forth in AC
c. current flowing in one direction in DC
d. the volt is the unit of electrical current
e. a conductor allows the flow of electrons
f. the ampere is the unit of electromotive force
g. the volt is the unit of potential difference
h. the path of electrical current is called the circuit
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A,B,C,E,G,H
choose all that will result in higher spatial resolution (Choose 3):
a. long SID
b. long OID
c. short SID
d. short OID
e. large focal spot
f. small focal spot
Give this one a try later!
A, D, F
a. pixel density
b. bit depth
c. pixel pitch
d. matrix depth
Give this one a try later!
A
Choose all of the following statements that are accurate regarding electrostatic
charges:
a. electrostatics is the study of electric charges at rest
b. the movement of electrons from one object to another is called ionizaiton
c. like charges attract, and unlike charges repel
d. electrostatic charges concentrate on a conductor in the area of greatest curvature
e. friction, contact and induction are methods of ionization
, Give this one a try later!
A&D
choose all of the following that are accurate (choose 6):
a. a magnetic field always surrounds an electrical charge in motion
b. current flows back and forth in AC
c. current flowing in one direction in DC
d. the volt is the unit of electrical current
e. a conductor allows the flow of electrons
f. the ampere is the unit of electromotive force
g. the volt is the unit of potential difference
h. the path of electrical current is called the circuit
Give this one a try later!
A,B,C,E,G,H
choose all that will result in higher spatial resolution (Choose 3):
a. long SID
b. long OID
c. short SID
d. short OID
e. large focal spot
f. small focal spot
Give this one a try later!
A, D, F
