| RAD 105 EXAM |
RAD 105 ANSWERS |
| VOLT | THE UNIT OF POTENTIAL DIFFERENCE |
| COMPASS | A DEVICE USED IN THE DETECTION OF A MAGNETIC FIELD |
| MOLECULES | THE SMALLEST SUBDIVISION OF A SUBSTANCE |
| ELECTRONS | ELEMENTARY PARTICLE WITH ONE NEGATIVE CHARGE |
| NUCLEI | 99% OF THE ATOMS IS LOCATED WITHIN THIS |
| MAX # OF SHELLS | THE FORMULA 2(N)2 IS USED TO CALCULATE VALENCE FOR |
| SILICON | THE MOST COMMON USED MATERIAL IN THE CONSTRUCTION OF SOLID STATE DIODES |
| DC | THE FLOW OF ELECTRICITY IN ONLY ONE DIRECTION IN A CONDUCTOR |
| BATTERY | CONVERTS CHEMICAL ENERGY TO ELECTRICAL ENERGY |
| COVALENT BOND | THE SHARING OF OUTER ORBITAL ELECTRONS |
| ATOM | THE SMALLEST PARTICLE OF AN ELEMENT THAT HAS THE CHARACTERISTIC PROPERTIES OF THE ELEMENT |
| STEAM ENGINE | CONVERTS HEAT ENERGY TO MECHANICAL ENERGY |
| E=MC2 | EINSTEIN'S THEORY OF RELATIVITY |
| POTENTIAL ENERGY | STORED ENERGY |
| ELECTROMAGNET | A SOLENOID WITH AN IRON CORE |
| DC CURRENT | AN ELECTRIC GENERATOR THAT USES COMMUTATOR RINGS |
| SYNCHRONOUS & AC-INDUCTION | TWO TYPES OF AC MOTORS |
| AMMETER | DEVICE USED TO MEASURE ELECTRON FLOW IN A CONDUCTOR |
| FRICTION, CONTACT, INDUCTION | 3 METHODS OF ELECTRIFICATION |
| DIAMAGNETIC | MATERIALS REPELLED BY MAGNETS |
| P-SILICON | WHEN ARSENIC IS ADDED TO SILICON |
| SPINNING TOP | THE SIMPLEST DEVICE USED TO TEST THE COMPETENCE OF RECTIFIERS IN SINGLE PHASE EQUIPMENT |
| MUTUAL INDUCTION | TRANSFORMER WORK ON THE CONCEPT OF |
| KV SELECTOR | AUTOTRANSFORMER SERVES INDIRECTLY |
| CHANGE AC TO DC | THE PURPOSE OF RECTIFIERS IN AN X-RAY CIRCUIT |
| 0.1 - 0.5 ANGSTROMS | THE NORMAL RANGE OF DIAGNOSTIC X-RAY PHOTON WAVELENGTHS |
| 186,282,397 MILES/SEC | THE SPEED OF ALL ELECTROMAGNETIC RADIATION IN A VACUUM (the speed of light) |
| Ns/Vp = Ns/Np | TRANSFORMER LAW MATHMATICALLY |
| EARTH | EXAMPLE OF A NATURAL MAGNET |
| RECTIFICATION | PROCESS BY WHICH AC IS CONVERTED TO PULSATING DC |
| GASOLINE ENGINE | CONVERTS CHEMICAL TO MECHANICAL ENERGY |
| ELECTRIC MOTOR | CONVERTS ELECTRICAL ENERGY TO MECHANICAL ENERGY |
| COMPOUNDS | COMPLEX SUBSTANCES |
| MATTER | ANYTHING THAT HAS WEIGHT AND OCCUPIES SPACE |
| MASS NUMBER | TOTAL OF PROTON AND NEUTRONS IN THE NUCLEUS OF AN ATOM |
| ISOTOPES | ATOMS THAT HAVE THE SAME # OF PROTONS, BUT DIFFERENT # OF NEUTRONS |
| IONIC BOND | TWO ATOMS ATTRACTED TO EACH OTHER |
| IONIZATION | THE ADDITION OR REMOVAL OF ORBITAL ELECTRONS |
| ELECTROSTATICS | BRANCH OF SCIENCE THAT DEALS WITH STATIONARY OR RESTING ELECTRIC CHARGES |
| AMPERE | THE UNIT OF CURRENT |
| TEMPERATURE | RESISTANCE BECOMES GREATER AS THE TEMPERATURE RISES |
| AC MOTOR | USES SLIP RINGS |
| WATT | THE UNIT OF POWER |
| FERROMAGNETIC | STRONGLY ATTRACTED BY A MAGNET |
| PARAMAGNETIC | WEAKLY (FEEBLY) ATTRACTED BY A MAGNET |
| VALENCE | DETERMINES THE COMBINING ABILITY OF THE ATOM BY THE # OF ELECTRONS IN THE OUTMOST SHELL |
| ATOMIC # | DESIGNATED BY THE SYMBOL Z |
| MASS # | DESIGNATED BY THE SYMBOL A |
| ELEMENTS | CANNOT BE DECOMPOSED TO SIMPLER SUBSTANCES BY ORDINARY MEANS |
| CONSERVATION OF ENERGY | CHANGES FORMS AND CANNOT BE CREATED NOR DESTROYED |
| WHAT ARE THE TWO KINDS OF ELECTRIC CHARGES | POSITIVE AND NEGATIVE |
| CURRENT | THE AMT OF ELECTRIC CHARGE FLOWING PER SECOND |
| HELIX | WHEN A CURRENT FLOWS IN A WIRE |
| SOLENOID | A HELIX CARRYING AN ELECTRIC CURRENT |
