A quality radiograph is obtained using a 4 inch pid and an exposure time of 3 impulses. The pid was removed and replaced with a 16 inch pid. What should the new exposure time be to maintain image density?
5What type of image will it produce when using the bisecting angle technique, directing the x-ray beam perpendicular to the long axis of the teeth?
5A diagnostic film is produced using 10 ma and .5 second. What exposure time is needed to produce the same film at 20 ma?
5
What is the maintenance process in x-ray unit?
What is a type of radiations used in dental x-rays?
Explain what is densitometer is used for?
In u.s.a, who regulates the devices used for radiation and monitor its usage?
What are some new areas in radiology?
List out the differences between x-rays and mri?
Explain what do you mean by latent effect in radiology?
What are the radiations and technology that radiologist uses?
Is it dangerous if a person is exposed to x-rays frequently?
What is the optimal temperature of the developer solution in a manual film processing setup?
A diagnostic film is produced using 10 ma and .5 second. What exposure time is needed to produce the same film at 20 ma?
Who discovered the x-radiation?
What is the unit of time used to measure x-rays exposure?
Mention what is the unit to measure x-rays exposure?
Explain what is emulsion?