What is the threshold of an instrument?
A. The smallest signal that the instrument can measure accurately.
B. The largest signal that the instrument can measure accurately.
C. The range of signals that the instrument can measure accurately.
D. The time it takes for the instrument to respond to a change in the input signal.
Answer:A
What is the threshold of an instrument?
A. The smallest signal that the instrument can measure accurately. B. The largest signal that the instrument can measure accurately. C. The range of signals that the instrument can measure accurately. D. The time it takes for the instrument to respond to a change in the input signal.
Explanation: The threshold of an instrument is the smallest signal that the instrument can measure accurately. Any signal below the threshold may not be detected by the instrument.