X-RAY ROOM DESIGN

Scattered radiations are caused by Compton interaction.

• TRUE

• FALSE

_______ radiations come from X-ray tube.

• Primary

• Scattered

• Leakage

• Secondary

At 1 meter distance, leakage radiation from tube housing is ______ mR/hour

• 0.01

• 0.25

• 1

• 100

Ceiling slabs are required if X-ray machine sited on double storey building.

• TRUE

• FALSE

Control booth protect radiation personnel from ______ radiation.

• primary

• leakage

• scattered

• secondary

MS 838 sets a limit of exposure rate should be _____ µSv/week

• 0.01

• 0.1

• 10

• 100

Sliding type door with 2mm lead is preferable in X-ray department.

• TRUE

• FALSE

The occupancy factor of public toilet is

• 1/2

• 1/5

• 1/20

• 1/40

The HVL unit is

• cm

• m

• inch

• feet

Public have access to controlled area.

• TRUE

• FALSE