RADT Exam (Latest 2024/ 2025 Update)
Questions and Verified Answers| 100% Correct|
Grade A
100 mA @ .05 s = _____ mAs - ANSWER5 mAs
200 mA @ .125 s = _____ mAs - ANSWER25 mAs
300 mA @ .7 s = _____ mAs - ANSWER210 mAs
400 mA @ .33 s = _____ mAs - ANSWER132 mAs
600 mA @ _____ s = 4.8 mAs - ANSWER.008 s
500 mA @ _____ s = 350 mAs - ANSWER.7 s
400 mA @ _____ s = 132 mAs - ANSWER.33 s
_____ mA @ .8 s = 80 mAs - ANSWER100 mA
_____ mA @ .75 s = 75 - ANSWER100 mA
_____ mA @ .123 s = 62.5 mAs - ANSWER508 mA
50 mA @ 50 ms = _____ mAs - ANSWER2.5 mAs
200 mA @ 200 ms = _____ mAs - ANSWER40
_____ mA @ 250 ms = 100 mAs - ANSWER400 mA
_____ mA @ 150 ms = 90 mAs - ANSWER600 mA
500 mA @ _____ ms = 2.5 mAs - ANSWER5 ms
300 mA @ _____ ms = 9.9 mAs - ANSWER33 ms
A radiograph is produced using 300 mA for .035 sec. What is the mAs? -
ANSWER10.5 mAs
A radiograph is produced using 100 mA for .4 sec. What is the mAs? - ANSWER40
mAs
A radiograph is produced using 200 mA for 2/3 sec. What is the mAs? -
ANSWER133.3 mAs
, A radiograph is produced using 400 mA for .03 sec. What is the mAs? - ANSWER12
mAs
A radiograph is produced using 300 mA for .4 sec. What is the mAs? - ANSWER120
mAs
A radiograph is produced using 200 mA for 3/5 sec. What is the mAs? - ANSWER120
mAs
A radiograph is produced using 26 mAs. What is the time if the mA is 300? -
ANSWER.087 s
A radiograph is produced using 32 mAs. What is the time if the mA is 400? -
ANSWER.08 s
What time of exposure could be used with 200 mA to produce 40 mAs? - ANSWER.2
s
What mA could be used with .1 sec. to produce 40 mAs? - ANSWER400 mA
What mA could be used with .35 sec. to produce 70 mAs? - ANSWER200 mA
300 mA @ .23 s = _____ mAs - ANSWER69 mAs
400 mA @ .175 s = _____ mAs - ANSWER70 mAs
500 mA @ .14 s = _____ mAs - ANSWER70 mAs
100 mA @ .7 s = _____ mAs - ANSWER70 mAs
A radiograph or the abdomen requires 300 mA and .5 sec. The patient is unable to
hold his breath which results in an unacceptable patient motion blur. A second
exposure is made with an exposure time of .2 sec. Calculate the new mA that is
required. - ANSWER150 mAs (first radiograph)
750 mA (new radiograph)
300 mA @ .5 s = _____ mAs - ANSWER150 mAs
Increase the density on a radiograph by 40%. The original mAs was 100. The
radiographer used the 400 mA station for .25 sec. Determine a new mA and/or time
- ANSWER140 mAs (increased by 40%)
.35 s (new time)
Or
Questions and Verified Answers| 100% Correct|
Grade A
100 mA @ .05 s = _____ mAs - ANSWER5 mAs
200 mA @ .125 s = _____ mAs - ANSWER25 mAs
300 mA @ .7 s = _____ mAs - ANSWER210 mAs
400 mA @ .33 s = _____ mAs - ANSWER132 mAs
600 mA @ _____ s = 4.8 mAs - ANSWER.008 s
500 mA @ _____ s = 350 mAs - ANSWER.7 s
400 mA @ _____ s = 132 mAs - ANSWER.33 s
_____ mA @ .8 s = 80 mAs - ANSWER100 mA
_____ mA @ .75 s = 75 - ANSWER100 mA
_____ mA @ .123 s = 62.5 mAs - ANSWER508 mA
50 mA @ 50 ms = _____ mAs - ANSWER2.5 mAs
200 mA @ 200 ms = _____ mAs - ANSWER40
_____ mA @ 250 ms = 100 mAs - ANSWER400 mA
_____ mA @ 150 ms = 90 mAs - ANSWER600 mA
500 mA @ _____ ms = 2.5 mAs - ANSWER5 ms
300 mA @ _____ ms = 9.9 mAs - ANSWER33 ms
A radiograph is produced using 300 mA for .035 sec. What is the mAs? -
ANSWER10.5 mAs
A radiograph is produced using 100 mA for .4 sec. What is the mAs? - ANSWER40
mAs
A radiograph is produced using 200 mA for 2/3 sec. What is the mAs? -
ANSWER133.3 mAs
, A radiograph is produced using 400 mA for .03 sec. What is the mAs? - ANSWER12
mAs
A radiograph is produced using 300 mA for .4 sec. What is the mAs? - ANSWER120
mAs
A radiograph is produced using 200 mA for 3/5 sec. What is the mAs? - ANSWER120
mAs
A radiograph is produced using 26 mAs. What is the time if the mA is 300? -
ANSWER.087 s
A radiograph is produced using 32 mAs. What is the time if the mA is 400? -
ANSWER.08 s
What time of exposure could be used with 200 mA to produce 40 mAs? - ANSWER.2
s
What mA could be used with .1 sec. to produce 40 mAs? - ANSWER400 mA
What mA could be used with .35 sec. to produce 70 mAs? - ANSWER200 mA
300 mA @ .23 s = _____ mAs - ANSWER69 mAs
400 mA @ .175 s = _____ mAs - ANSWER70 mAs
500 mA @ .14 s = _____ mAs - ANSWER70 mAs
100 mA @ .7 s = _____ mAs - ANSWER70 mAs
A radiograph or the abdomen requires 300 mA and .5 sec. The patient is unable to
hold his breath which results in an unacceptable patient motion blur. A second
exposure is made with an exposure time of .2 sec. Calculate the new mA that is
required. - ANSWER150 mAs (first radiograph)
750 mA (new radiograph)
300 mA @ .5 s = _____ mAs - ANSWER150 mAs
Increase the density on a radiograph by 40%. The original mAs was 100. The
radiographer used the 400 mA station for .25 sec. Determine a new mA and/or time
- ANSWER140 mAs (increased by 40%)
.35 s (new time)
Or
