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44 Cards in this Set
- Front
- Back
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The degree of exactness of a measurement when compared to the expected value. |
Accuracy |
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A measure of the consistency or repeatability of measurements. |
Precision |
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3 Types of errors |
*Gross Error *Systematic errors *Random Errors |
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Errors that are generally due to the person using the instrument, such as incorrect reading, incorrect recording or incorrect use of instruments. |
Gross Error |
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Error that are due to problems with instruments, environmental effects, or observational errors. |
Systematic errors |
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3 types of systematic errors |
*Instrument errors *Environmental errors *Observational Errors |
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Observational errors |
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Environmental Errors |
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Instrument errors |
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Random Errors |
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Wheatstone Bridge |
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What bridge is this? |
Wheatstone Bridge |
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MRI (Magnetic resonance Imaging) |
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CAT (Computerized Axial Tomography) |
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EMG ( Electromyography ) myo - breast |
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ECG (Electrocardiogram) Electro - graphical / numerical Gram - output records |
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Echocardiography |
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EEG (Electroencephalogram) Electro- graphical/numerical Encephalo - brain Gram - output records |
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Echoencephalography Echo- output image Encephalo - brain Graph - device |
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Strobotac |
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Stroboscope |
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Tachometer |
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3 mechanical- rotation frequency measurement |
* Tachometer * Stroboscope * Stobotac |
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Electrodynamometer -type meters |
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What bridge is this? |
Maxwell bridge |
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Range of Q |
Maxwell Bridge 1-10 |
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Suitable for what q? What bridge is this? |
Hay bridge |
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Hay bridge |
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What bridge is this? |
Inductance bridge |
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Inductance bridge |
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Schering bridge |
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What bridge is this? |
Wien bridge |
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Wien bridge (for frequency generator) |
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What bridge is this? |
Inductance bridge |
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Kelvin bridge |
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Ac bridges |
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The optical error caused by looking at the meter from the side. |
Parallax |
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The combination of the meter movement with this added resistance. |
Voltmeter |
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The series resistor in voltmeter |
Multiplier |
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Polarity in connecting a voltmeter |
+ to + and - to - |
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Errors in ammeter reading is due to |
Insertion effects |
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Errors in voltmeter reading is due to |
Loading effects |
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It consists of an internal battery, the meter movement, and a current limiting resistance. |
Ohmeter |
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How do you measure resistance? |
Connect the terminals across the external resistance. Power in the circuit must be off. |
