Quantities and Units Questions & Answers - Page 5

21.

The number of kilowatts in 135 milliwatts is

A.

1.35 × 10–4 kW

B.

135 × 10–3 kW

C.

0.0135 kW

D.

0.00135 kW

Correct answer is A

No explanation has been provided for this answer.

22.

When converting 7,000 nA to microamperes, the result is

A.

0.007 µA

B.

0.7 µA

C.

700 µA

D.

7 µA

Correct answer is D

No explanation has been provided for this answer.

23.

The number 65,000 expressed in scientific notation as a number between 1 and 10 times a power of ten is

A.

0.65 × 104

B.

6.5 × 104

C.

65 × 104

D.

650 × 103

Correct answer is B

No explanation has been provided for this answer.

24.

Resistance is measured in

A.

henries

B.

ohms

C.

hertz

D.

watts

Correct answer is B

No explanation has been provided for this answer.

25.

When these numbers are multiplied, (6 × 103) (5 × 105), the result is

A.

3 × 108

B.

30 × 108

C.

300 × 109

D.

3,000 × 107

Correct answer is B

No explanation has been provided for this answer.