PHYSICS1 Flashcards
1
Q
METHODS OF ELECTRIFICATION
A
- FRICTION
- CONTACT
- INDUCTION
2
Q
OTHER NAME OF AMBER
A
ELECTRON
3
Q
ELECTRON WAS DISCOVERED BY
A
JJ THOMPSON
4
Q
ELECTRIC CURRENT IS ALSO REFERRED TO AS
A
ELECTRICITY
5
Q
PROCESS OF FLOWING OF ELECTRONS
A
ELECTRIFICATION
6
Q
STUDY OF ELECTRICITY IN MOTION
A
ELECTRODYNAMICS
7
Q
MEASURES ELECTRIC CURRENT
A
AMMETER
8
Q
MEASURES VOLTAGE
A
VOLTMETER
9
Q
AMPLIFIES AND SWITCH SIGNALS TO DEVICES
A
TRANSISTORS
10
Q
VARIABLE RESISTOR
A
RHEOSTAT
11
Q
IT MOMENTARILY STORES ELECTRIC CHARGE
A
CAPACITOR
12
Q
IT STORES RESISTANCE
A
RESISTOR
13
Q
SERVES AS SUPPORT FOR THE X-RAY TUBE AND PROTECTS IT FROM ROUGH HANDLING
A
TUBE HOUSING
14
Q
WHERE THE X-RAY BEAM EXITS
A
TUBE PORT
15
Q
WHO DISCOVERED : X-RAY
A
WILLIAM ROENTGEN
16
Q
WHO DISCOVERED : FLUOROSCOPY
A
THOMAS EDISON
17
Q
WHO DISCOVERED : OHM’S LAW
A
GEORGE SIMON OHM
18
Q
WHO DISCOVERED : DYNAMO
A
MICHAEL FARADAY
19
Q
GROUP OF NUCLIDES W/ SAME ATOMIC MASS NUMBER, BUT DIFFERENT ATOMIC NUMBER AND NEUTRON NUMBER
A
ISOBAR
20
Q
SAME NUMBER OF PROTONS/ ATOMIC NUMBER
A
ISOTOPES
21
Q
SAME NUMBER OF NEUTRON
A
ISOTONES
22
Q
SAME ALL DIFFERENT ENERGIES
A
ISOMER
23
Q
DPS FOR 1 Ci
A
3.7*10^10 DPS
24
Q
DPS FOR 1 Bq
A
2.7*10^-11 Ci
25
HOOK AND EYE MODEL
JOHN DALTON
26
MINIATURE SOLAR SYSTEM ATOMIC MODEL
NIELS BOHR
27
PLUM PUDDING MODEL
JJ THOMPSON
28
NUCLEAR MODEL
ERNEST RUTHERFORD
29
4TH HALF-LIFE
6.25 %
30
FRACTION OF ACTIVITY OF 3RD HALF-LIFE
1/8
31
HALF-LIFE REPRESENTS THE TIME NEEDED BY RAM TO REDUCE ITS QUANTITY TO 1/2 INSIDE THE LIVING BODY
BIOLOGICAL HALF-LIFE
32
HALF-LIFE REPRESENTS THE TIME NEEDED BY RAM TO REDUCE ITS QUANTITY TO 1/2 ITS ORIGINAL VALUE
HALF-LIFE
33
FRACTION OF ORIGINAL NUMBER ATOM THAT DISINTEGRATES PER UNIT TIME
DECAY CONSTANT
34
TIME RATE OF DECAY
ACTIVITY
35
RADIOACTIVE HALF-LIFE OF I-131 IS EQUIVALENT TO
8 DAYS
36
HALF-LIFE OF TCM-99
6 HRS
37
HALF-LIFE OF Au-192
2.4 days
38
HALF-LIFE OF Co
5.26 YRS
39
KIND OF FORCE THAT HOLDS THE NUCLEONS TOGETHER IN A NUCLEUS
STRONG NUCLEAR FORCE
40
MODE OF DECAY THAT IS EQUIVALENT TO HELIUM NUCLEUS
ALPHA DECAY
41
HOW MANY ERG/GRAM IN 1 RAD
100 ERGS/GRAM
42
UNIT OF DOSE EQUIVALENT (NEW)
SIEVERT
43
UNIT OF ABSORBED DOSE (OLD)
RAD
44
UNIT OF ABSORBED DOSE (NEW)
GRAY
45
UNIT OF DOSE EQUIVALENT (OLD)
REM
46
UNIT OF ENERGY (OLD)
ERGS
47
RATE OF ENERGY TRANSFER
LET
48
AMOUNT OF RADIATION ENERGY TRANSFERRED PER UNIT MASS OF THE INTERACTING MEDIUM
ABSORBED DOSE
49
IONIZATION OF AIR
EXPOSURE
50
PRODUCT OF QUALITY FACTOR AND DOSE
DOSE EQUIVALENT
51
LEAKAGE RADIATION SHOULD NOT EXCEED ____ PER HOUR AT 1 METER
100 mR
52
DIFFERENCE B/N GAMMA RAYS AND X-RAYS
ORIGIN
53
ENERGY ACQUIRED BY AN ELECTRON ACCELERATED THRU A POTENTIAL DIFFERENCE OF 1 VOLT
ELECTRON VOLT
54
PARTICULATE TYPE OF RADIATION
1. ALPHA
2. POSITRON
3. NEGATRON
55
STRENGTH OF ATTACHMENT
ELECTRON BINDING ENERGY
56
ENERGY POSSESED
ELECTRON BINDING ENERGY
57
ENERGY REQUIRED TO REMOVE ELECTRONS FROM ITS SHELL
ELECTRON BINDING ENERGY
58
NUCLEAR ELECTROMAGNETIC RADIATION
GAMMA RAY
| X-RAY
59
PRESENT MODEL OF AN ATOM
NIELS BOHR
60
RATE OF RISING AND FALL OF A CREST OR VALLEY
FREQUENCY
61
ELECTROMAGNETIC RADIATION THAT TRAVELS A LITTLE FASTER THAN THE SPEED OF LIGHT
CHERENKOV
62
DISTANCE B/N ONE CREST TO ANOTHER OR FROM ONE VALLEY TO ANOTHER
WAVELENGTH
63
TIME IT TAKE TO COMPLETE ONE CYCLE
PERIOD
64
REFERRED TO AS ONE-HALF THE RANGE FROM CREST TO VALLEY
AMPLITUDE
65
RISE AND FALL
OSCILLATION
66
SPEED IS ____
VELOCITY
67
IONIZATION OF X-RAY AND GAMMA-RAY IN AIR
EXPOSURE
68
IONIZATION OF X-RAY AND GAMMA-RAY IN AIR
EXPOSURE
69
ATTENUATION IS THE PRODUCT OF SCATTERING AND __
ABSORPTION
70
THE TRANSITION OF THE OUTER ORBITAL ELECTRON TO AN INNER ORBITAL ELECTRON PRODUCES
CHARACTERISTIC X-RAY
71
LET IS MEASURED IN ___
keV/um
72
IT IS REFERRED TO AS THE NUMBER OF ION PAIRS PER UNIT PATH LENGTH
SPECIFIC IONIZATION
73
THE ENERGY POSSESSED BY THE ENERGY IN MOTION, W/C IS ALSO POSSESSED BY PARTICULATE RADIATION
KINETIC ENERGY
74
MINIMUM ENERGY REQUIRED TO PRODUCE AN ION PAIR IN GAS
34 eV
75
MATERIAL CHOICE OF CONSTRUCTION FOR LONG-LASTING FILAMENT
W (TUNGSTEN)
76
PRIMARY PURPOSE OF THE TARGET DISK IN THE X-RAY TUBE
PROVIDE SITE OF ENERGY CONVERSION
77
BETA PARTICLE HAS A ___
-1 CHARGE
78
____ % OF THORIUM IS ADDED TO THE TUNGSTEN
1-2
79
PRIMARY PURPOSE OF ROTATING ANODE
INCREASE THE HEAT LOADING CAPACITY OF THE TUBE
80
PRIMARY PURPOSE OF FOCUSING BEAM
MAINTAIN A FINELY FOCUS STREAM OF ELECTRONS
81
X-RAY TARGET CONVERTS ELECTRICAL ENERGY TO ___ ENERGY
ELECTROMAGNETIC
82
AT LEAST HOW MUCH ENERGY IS REQUIRED TO IONIZE TUNGSTEN ATOM
69.5 keV
83
THIS ALLOWS ELECTRON FLOW IN ONE DIRECTION
DIODE
84
TYPE OF TIMER USED FOR EXPOSURE SHORTER THAN 1/20 S
SYNCHRONOUS TIMER
85
THESE ARE EXTREMELY POWERFUL ELECTROMAGNET
ALNICO
86
MOST ADVANCED TYPE OF TRANSFORMER
SHELL TYPE TRANSFORMER
87
TUBE WINDOW PROVIDES INHERENT FILTRATION THAT IS EQUIVALENT TO HOW MANY mm
0.5
88
IT FILLS UP THE SPACE B/N THE METAL HOUSING AND THE TUBE INSERT
MINERAL OIL
89
SERVES AS AN ELECTRICAL INSULATOR
MINERAL OIL
90
THE EMISSION OF ELECTRONS HAPPENED IN THE FILAMENT, WHAT DO U CALL THAT PROCESS
THERMIONIC EMISSION
91
DEFINES AS THE CORE WHERE THE SUPPLY IS CONNECTED
PRIMARY COIL
92
FOCAL SPOT SIZE USED FOR BONY PARTS OF THE BODY
0.5 mm
93
FOCAL SPOT SIZE USED FOR MAGNIFICATION OR JOINTS
0.3 mm
94
FOCAL SPOT SIZE USED FOR GENERAL X-RAY
1.0 mm
95
IT INDICATES MAXIMUM kVp AND mA THAT CAN BE USED FOR A GIVEN OF TIME FOR SINGLE EXPOSURE
INSTANTANEOUS LOADING CHART
96
IT PROVIDES NECESSARY ENERGY HIGH VOLTAGE NEEDED BY THE X-RAY TUBE IN ACCELERATING ELECTRON EMITTED BY THE FILAMENT
HIGH VOLTAGE TRANSFORMER
97
E = mc^2. What is c?
SPEED OF LIGHT
98
X =
CHEMICAL ELEMENT
99
A =
ATOMIC MASS NUMBER
100
Z = ?
ATOMIC CHARGE NUMBER
101
NEGATIVE ELECTRIC CHARGE IN JJ THOMSON ATOMIC MODEL
PLUM
102
3 FUNDAMENTAL PARTICLES FOUND IN AN ATOM
1. PROTON
2. NEUTRON
3. ELECTRON
