Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
33 Cards in this Set
- Front
- Back
repeatable error in a measurement that does not vary with replication |
systematic |
|
ratio of the change in length due to application of a stress to the initial unstressed length |
stain |
|
when none of the process variables are changing with time |
steady state |
|
estimation of error in a measurement or in a result, usually determined with a certain level of confidence often 95% |
uncertainty |
|
the ratio of the change in output magnitude to the change in input that causes it after steady state has been obtained |
sebsutuvuty |
|
the signal from a primary element |
measurand |
|
a continuum of signal value defined as a function of time |
analog |
|
the upper range value minus the lower range value of an instrument |
span |
|
the limit of maximum uncertainty, the degree of conformity of an indicated value to a reference standard or true value |
accuracy |
|
device that converts physical parameters such as temperature, pressure, motion, and so on, into an electrical output |
transducer |
|
the time rate of change of the output of a system as a function of a change to the input |
dynamic response |
|
it is a characteristic time of a system indicating how fast the system will reach a steady state when subjected to a step change in input |
transient response |
|
an effect that an amplifir with a anarrow bandwidth will change the shape of an iuinput time varying signa |
frequency distortion
|
|
the condition of surrounding |
|
|
in order to reconstruct the original wave form correctly sampling rate must be at least..... of the highest-frequency component of the original signal |
twice |
|
common mode rejection ratio of the ideal amplifier |
infinite
|
|
controls all aspect of computer system operation and perform all of the arithmetic operations |
CPU |
|
a subsystem of the computer that can store information temporarily |
RAM |
|
in many measuring situation, the signal is complicated and often necessary to remove some of these frequencies by a process called?...? |
filtering
|
|
a sampled signal value defined at discrete time increments |
digital |
|
type of op-amp that sign of output voltage relative to ground is the same as the input voltage |
non inverting |
|
a device that converts a digital signal to an analog signal |
DAC |
|
the outcome of a random experiment |
ebent |
|
a numerical attribute of sampole |
statistic |
|
an octave is..... of the freqency |
double |
|
smallest detectable change in a measurement |
resolution |
|
process of determining the component frequencies of a signal |
spectral analysis |
|
an effect that the phase angels caries non-linear with frequency |
phase distortion |
|
the set of all possible outcomes of an experiement |
sample space |
|
a numerical attribute of an entire population |
parameter |
|
network of four resistances, a voltage sources, and a voltmeter used to measure the change in resistance of a sensor |
Wheatstone bridge |
|
filter that attenuates signals at both high and low frequencies , but allows a range of frequencies to pass without attenuation |
bandpass filter |
|
false frequency component that appears in the recorded signal when a signal is sampled at a frequency less that twice the max frequency in the signal |
aliases |