Electronics - Quantities and Units

Exercise :: Quantities and Units - Filling the Blanks

1. 

7450 × 10–5 amperes equals 74.5 ___.

A. A
B. mA
C. mu.gifA
D. nA

Answer: Option B

Explanation:

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2. 

The number 5200 ×10–2 equals ___ × 101.

A. 0.52
B. 5.2
C. 52
D. 520

Answer: Option B

Explanation:

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3. 

The ___ is the unit for resistance, reactance, and impedance.

A. farad
B. henry
C. ohm
D. watt

Answer: Option C

Explanation:

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4. 

The joule is the unit for ___.

A. energy
B. charge
C. time
D. frequency

Answer: Option A

Explanation:

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5. 

(12.6 × 106)(10.5 × 103) = ________.

A. 13.2 × 1012
B. 1.32 × 1012
C. 1.32 × 1011
D. 13.2 × 1011

Answer: Option C

Explanation:

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