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You Are On Multi Choice Question Bank SET 1065

### 53251. Another name for "fundamental units" is

### 53252. Adding 27.5 × 103 to 8.9 × 104 equals

### 53253. When using the terms "accuracy" and "precision" for measurements

### 53254. The difference between scientific and engineering notation is

### 53255. The number 14.8 can also be expressed as

### 53256. The digits in a measured number that are known to be correct are called

### 53257. Which of the following is expressed in engineering notation?

### 53258. The unit for frequency is the

### 53259. Add 21 mA and 8000 A and express the result in milliamperes.

### 53260. Dividing 24 × 1011 by 3 × 104 equals

### 53261. Pico is what relation to micro?

### 53262. The number 560,000 is expressed in scientific notation.

### 53263. Subtracting 18 × 102 from 480 × 101 results in 30 × 102.

### 53264. The coulomb is the unit for charge.

### 53265. Voltage, not current, determines the severity of an electrical shock.

### 53266. Only electrical quantities have symbols associated with them.

### 53267. 0.00015 V can be expressed in powers of ten as 1.5 × 10–4 V.

### 53268. Precision refers to the difference between the measured value and the accepted value.

### 53269. 4200 W is the same as 4.2 kW.

### 53270. Multiplying 5 × 106 by 4 × 103 results in 20 × 1018.

### 53271. The metric prefix giga is used to represent one billion.

### 53272. The number 24.5, rounded to two significant digits, is 25.

### 53273. 7450 × 10–5 amperes equals 74.5 ___.

### 53274. The number 5200 ×10–2 equals ___ × 101.

### 53275. The ___ is the unit for resistance, reactance, and impedance.

### 53276. The joule is the unit for ___.

### 53277. (12.6 × 106)(10.5 × 103) = ________.

### 53278. 106,100,000 Hz is the same as ___ MHz.

### 53279. 1300 × 10–12 F is the same as 1300 ___.

### 53280. The number 0.0136 equals 13.6 × ___.

### 53281. Derived units are obtained from various combinations of

### 53282. Which of the following metric prefixes could replace 10–9?

### 53283. Scientific notation is a method

### 53284. If you drop a 5 when rounding a number, you are using the

### 53285. 7200 mV is the same as

### 53286. Calculate the magnitude of the impedance in the given circuit.

### 53287. Calculate the phase angle in the given circuit.

### 53288. What is the phase angle for a parallel circuit consisting of a 500 kHz, 5 Vac source with a 47 pF capacitor, and a 4.7 k resistor in parallel?

### 53289. Which circuit is represented by the frequency response curve in the given figure?

### 53290. What is the phase angle in the given circuit?

### 53291. What is the current through XC1 in the given circuit?

### 53292. What is the total current in the given circuit?

### 53293. Which statement about a series RC circuit is true?

### 53294. If the frequency increases in the given circuit, how would the total current change?

### 53295. What is the effect of increasing the resistance in a series RC circuit?

### 53296. A 10 k capacitive reactance equals a 100 µS capacitive susceptance.

### 53297. In a purely capacitive ac circuit, the amount of energy converted to heat is proportional to the circuit's current.

### 53298. Resistance is the same as impedance in an RC circuit.

### 53299. The magnitude of the impedance in the given circuit is approximately 500 .

### 53300. In parallel RC circuits, the larger the value of C, the larger the phase angle.

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