The bandwidth of a single stage amplifier is_____________that of a multistage amplifier?
(A) More than
(B) The same as
(C) Less than
(D) Data insufficient
The output of a microphone is rated at -52 db. The reference level is 1V under specified conditions. What is the output voltage of this microphone under the same sound conditions?
(A) 5 mV
(B) 2 mV
(C) 8 mV
(D) 5 mV
The parallel combination of a 470 Ω resistor and a 680 Ω resistor is in series with the parallel combination of four 2 kΩ resistors. The total resistance is___________?
(A) 1,650 Ω
(B) 1,078 Ω
(C) 77.8 Ω
(D) 778 Ω
The parallel combination of a 470 Ω resistor and a 1.5 kΩ resistor is in series with the parallel combination of five 1 kΩ resistors. The source voltage is 50 V. The percentage of the load current through any single 1 KΩ resistor is__________?
(A) 25 %
(B) 20 %
(C) 100 %
(D) 50 %
On which of the following voltage range settings will a voltmeter present the minimum load on a circuit?
(A) 1 V
(B) 50 V
(C) 500 V
(D) 1,000 V
The parallel combination of a 6.8 kΩ resistor and a 10 kΩ resistor is in series with the parallel combination of a 2.2 kΩ resistor and a 1 kΩ resistor. A 100 V source is connected across the circuit. The resistor(s) with the greatest voltage drop is (are)___________?
(A) 6.8 kΩ
(B) 2.2 kΩ
(C) 6.8 kΩ and 10 kΩ
(D) 2.2 kΩ and 1 kΩ
The parallel combination of a 470 Ω resistor and a 1.2 kΩ resistor is in series with the parallel combination of three 3 kΩ resistors. A 200 V source is connected across the circuit. The resistor with the most current has a value of____________?
(A) 470 Ω or 1.2 kΩ
(B) 3 kΩ
(C) 470 Ω
(D) 1.2 kΩ
A balanced Wheatstone bridge consists of an RV of 3,500 Ω, an R2 of 200 Ω, and an R3 of 680 Ω. The value of RUNK is____________?
(A) 680 Ω
(B) 1,029 Ω
(C) 200 Ω
(D) 880 Ω
In a certain five-step R/2R ladder network, the smallest resistor value is 1 kΩ. The largest value is___________?
(A) Indeterminable
(B) 2 kΩ
(C) 10 kΩ
(D) 20 kΩ
Three 10 kΩ resistors are connected in series. A 20 kΩ resistor is connected in parallel across one of the 10 kΩ resistors. The voltage source is 24 V. The total current in the circuit is___________?
(A) 900 μA
(B) 9 mA
(C) 90 mA
(D) 800 μA