Electrostatic and Energy, Magnetism and Electricity Flashcards Preview

Radiography I > Electrostatic and Energy, Magnetism and Electricity > Flashcards

Flashcards in Electrostatic and Energy, Magnetism and Electricity Deck (20)
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1

The most dangerous type of light

Ultraviolet

2

The distance between the individual crest/trough

Wavelength

3

Rapidity with which the waves hit the shore
AKA The number of waves passing a given point/unit of time

Frequency

4

Bundle of energy in which how x-rays travel
AKA a quanta

Photon

5

The time taken to complete one wave; includes a crest and a trough

Period

6

When did Roentgen discover the x-ray?

November 8, 1895

7

Concerns the movement of electrons
Due to free electrons
The way radiation is produced in an x-ray tube but on a larger scale

Electrostatics

8

The intensity of the x-ray beam is inversely proportional to the square of the distance from the source
Most important concept of x-rays

Inverse square Law

9

Contact electrification

Static electricity

10

Electricity that occurs when one object is rubbed against another

Friction

11

Most important of electrification that is used in electronics

Induction

12

2 conductors

1. water
2. copper

13

3 Insulators

1. Rubber
2. Plastic
3. Glass

14

1800s Frenchman who developed the amp
Milliamprers

Andre'-Marie Ampere

15

Regulates the number of electrons used to produce an x-ray

Milliampres

16

German physicist who discovered resistance and potential difference

George Ohm

17

The opposite of current flow

resistance

18

Strength of electron flow

volt

19

Discovered electromotive force

Alessandro Volta

20

The force that draws the electrons from an area of excess electrons at one end of a circuit to an area deficient of electrons at the other end of the circuit.

Electromotive force