Each of the following statements regarding testing for darkroom light leaks is correct except one. Which one is the exception?
A) All lights, including the safelight, should be turned off.
B) White light leaks may be marked with tape or chalk so that they can subsequently be sealed.
C) White light leaks are visible as soon as the lights in the darkroom are turned off.
D) Possible sources of light leaks include around the entry door and around pipes leading into the darkroom.
C
Explanation: A) Light leaks, if present, become visible after about 5 minutes, when the eyes become accustomed to the dark.
B) Light leaks, if present, become visible after about 5 minutes, when the eyes become accustomed to the dark.
C) Light leaks, if present, become visible after about 5 minutes, when the eyes become accustomed to the dark.
D) Light leaks, if present, become visible after about 5 minutes, when the eyes become accustomed to the dark.
You might also like to view...
After you administer oral glucose to a patient with diabetes, his level of conscious deteriorates and he becomes unresponsive with snoring respirations. Which action should you take immediately?
A) Administer half a second tube of glucose B) Provide high-concentration oxygen via a nonrebreather mask C) Administer a full second dose of oral glucose D) Manually open the airway
The ________ muscle(s) extend(s) the thigh.
A. gluteus maximus B. psoas major C. iliacus D. external and internal intercostals
The backup of fluid into the lungs seen in left ventricular heart failure often leads to:
A. pulmonary edema. B. cardiac arrhythmias. C. myocardial infarction. D. none of the above.
In which of the following locations is the setup and modification of the tracker location and status executed in SpringCharts?
A. Tracker details cannot be altered B. Administration panel of a single-user version C. SpringCharts server of a network version D. Both B and C