Electronics - Quantities and Units

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Exercise : Quantities and Units - General Questions
1.
Derived units are obtained from various combinations of
electrical quantities
fundamental units
metric prefixes
international standards
Answer: Option
Explanation:
No answer description is available. Let's discuss.

2.
Which of the following metric prefixes could replace 10–9?
Nano
Mega
Kilo
Micro
Answer: Option
Explanation:
No answer description is available. Let's discuss.

3.
Scientific notation is a method
of expressing a very large number
of expressing a very small number
used to make calculations with large and small numbers
All of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.

4.
If you drop a 5 when rounding a number, you are using the
round-to-even rule
significant digit rule
round-off rule
retained digit rule
Answer: Option
Explanation:
No answer description is available. Let's discuss.

5.
7200 mV is the same as
7.2 mu.gifV
7.2 V
7,200,000 V
0.0072 mu.gifV
Answer: Option
Explanation:
No answer description is available. Let's discuss.