Electronics  Quantities and Units
Exercise :: Quantities and Units  General Questions
6. 
A measure of the repeatability of a measurement of some quantity is 
A. 
error  B. 
precision  C. 
accuracy  D. 
significant 
Answer: Option B
Explanation:

7. 
Another name for "fundamental units" is 
A. 
base units  B. 
atoms  C. 
the metric system  D. 
letter symbols 
Answer: Option A
Explanation:

8. 
Adding 27.5 × 10^{3} to 8.9 × 10^{4} equals 
A. 
36.4 × 10^{7}  B. 
116.5 × 10^{4}  C. 
28.39 × 10^{3}  D. 
1.165 × 10^{5} 
Answer: Option D
Explanation:

9. 
When using the terms "accuracy" and "precision" for measurements 
A. 
"precision" implies less measurement error than "accuracy"  B. 
"accuracy" implies less measurement error than "precision"  C. 
"precision" measures the repeatability of a measurement  D. 
both terms mean the same thing 
Answer: Option C
Explanation:

10. 
The difference between scientific and engineering notation is 
A. 
powers of ten representation  B. 
single vs. multiple digits before decimal point  C. 
groupings of multiples of three digits  D. 
All of the above 
Answer: Option D
Explanation:
