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Time and Aperture
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What does the control group mean?
In a control group, factors are consistant- the factors do not change
What two variables on a camera control the exposure of the film?
shutter speed and lens aperture
What two factors control whether an eruption will be explosive or quiet?
Water vapor and silica
The three major factors though to control the evolution of the earth?
weather, movement of plates,
What are elements of internal control?
An organization establishes a system of internal control to help it manage many of the risks it faces, such risks are classified as follows:- * Inherent Risk * Control Risk * Detection Risk Establishing an internal control is the responsibility of the management, the elements (components) of internal control framework are the following:- * Control environment * Risk Assessment * Control Activities * Information & Communication * Monitoring
When must exposure control plans be updated?
when must exposure control plans be updated
What factors determine the color of your skin?
Genetic factors, exposure to sunlight.
Why should long handled tongs be used to move radioactive source?
Control of exposure to radiation is driven by 3 factors- time, distance, and shielding. Radiation is subject to the "inverse square law- doubling distance reduces exposure by the inverse square- so a little distance (long handled tongs) reduces exposure a LOT.
What are factors that control traits?
Genes are the factors that control traits .
What determine the color of the skin?
Genetic factors, exposure to sunlight.
What factors control passage of molecules in and out of cell?
Transport control factors.
What are 3 things that controls exposure?
Shutter speed, aperture, and ISO are the three main factors that control exposure in photography. Shutter speed determines how long the sensor is exposed to light, aperture controls the amount of light entering the camera, and ISO adjusts the camera's sensitivity to light.
What does the control group mean?
In a control group, factors are consistant- the factors do not change
What are the prime factors of exposure in radiography?
mA kVp Time SID
What is the unchanged standard against which the effects of changed or unknown factors?
It is the "CONTROL". Think control group...
What are the differecies between cross-sectional study and case-control study?
cohort is frm exposure to outcome, where a group of individuals are "followed up"case control is frm outcome to exposure.
What are the risk factors for mesothelioma?
long term asbestos exposure primarily. smoking.
