Radiologic Physics chapter 1 and 2
A dose of 0.01 Sv may also be expressed as which of the following?
1 Rem
Fundamental quantities include all of the following except:
Velocity
Which of the following is the appropriate unit of measure for velocity?
m/s
What is the power used if 3,000 J is consumed in 3 seconds?
1,000 W
What is the force needed to move a 110 kg patient at a rate of 1 meter per second?
110N
What is the work done if a force of 1,000 N is applied over a distance of 20 meters?
20,000 J
What is the momentum of a 200 kg portable if it travels 50 meters in 2.5 seconds?
4,000 kg-m/s
What is the velocity of a bullet if it covers 12,000 meters in 3 seconds?
4,000 m/s
Which of the following best describes the System International?
A system that uses the meter, kilogram, and second
A quantity of radioactive iodine would be expressed in what unit of measure?
Curie
Mass changes with gravitational field
False
A body's resistance to a change in its state of motion is:
Inertia
Anything that occupies space and has shape or form is:
Matter
If 7,000 represented the force applied to an object, which of the following units of measure should be used?
N = Correct C/kg m/s k-m/s
Which of the following is a unit of measure for a derived quantity?
Newton
Which of the following is a state of energy?
Potential
A health care worker's film badge report would be reported in which unit of measure?
Rem
Measuring the radiation output of an x-ray unit would be expressed in
Roentgen
Which unit is based on the number of ion pairs created in air?
Roentgen
Mass, distance, and time are needed to determine what derived quantity?
Work