Radiology Question:

The paralleling technique using the extension cone, compared with the bisecting angle technique, involves
a. greater vertical angulation
b. greater object-to-film distance
c. shorter developing time
d. shorter anode-to-film distance
e. all the above

b. greater object-to-film distance

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If the distance from the source to the object is tripled, the intensity of the x-ray beam at the new distance would be: a. one ninth the original distance b. one sixth the original distance c. one third the original distance d. one half the original distance	if the operator wants to change from the long-scale (low contrast) film technique to a short-scale (high contrast) film technique and maintain the same density of the film, what should be done? a. decrease kVp and the mA b. decrease the kVp and increase the mA c. increase the kVp and the mA d. increase the kVp and decrease the mA e. increase the kVp and use the same mA