General Knowledge Flashcards
1
Q
What medical device regulation relates to quality management systems?
A
ISO13485
2
Q
What is the frequency range of human hearing?
A
16Hz - 16kHz
3
Q
What is Planks constant?
A
6.626e-34
4
Q
What are the three ways in which energy is transferred to tissue?
A
Thermal - photon transfers heat energy
Photoelectric - photon transfers energy to an electron which is ripped off
Compton - photon transfers part of its energy to an electron which is ripped off and photon is re-emitted with lower energy
5
Q
What is conductance?
A
1/resistance
6
Q
How does current and voltage add in series?
A
Current is the same at all points
Voltage adds together