Font size
WorksheetsX-ray machine - section 1
Total questions: 11
Worksheet time: 7mins
X-rays are ---- energy waves
(a)
X-rays have a ---- wavelength
(a)
X-rays can be focused to a point
True
False
X-rays have no mass and no charge
True
False
The filament is a coil made of tungsten. Why?
has a high atomic number
has a small atomic number
a dense material
any other material can be used
The focusing cup is made of ...
tungsten
copper
molybdenum
carbide
The anode is formed of a tungsten target. Why?
has a low melting temperature
has a high melting temperature
has a low kinetic energy
has a high kinetic energy
Which of the following is an added filter?
beryllium window
oil
metal barrier
aluminium filter
What is the best type of collimators?
rectangular
circular
triangular
The higher the kVp, the higher ... (you can choose more than one answer)
the faster the electrons
the higher the maximum energy
the higher the penetrating ability
the lower the maximum energy
The higher the milliAmpere, the higher ... (you can choose more than one answer)
the higher the filament temperature
the greater the number of electrons
the lower the filament temperature
the less the number of electrons
