Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN: 9780133923605
Author: Robert L. Boylestad
Publisher: PEARSON
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Textbook Question
Chapter 4, Problem 11P
The input current to a transistor is
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Given the figure. What type of transistor is it based on the multimeter results?
0.625
0.623
O A. NPN
B. PNP
O c. Cannot be determined
6 - Which of the following is the circuit element used to amplify or switch electrical signals?A) Zener diodeB) Varicap diodeC) DiodeD) TransistorE) Diac
The first layer of a transistor is the emitter, it is
doped and
in size.
heavily
moderately
lightly
small
larger
moderate
Chapter 4 Solutions
Introductory Circuit Analysis (13th Edition)
Ch. 4 - What is the voltage across a 220 resistor if the...Ch. 4 - What is the current through a 2.20 resistor if the...Ch. 4 - How much resistance is required to limit the...Ch. 4 - At starting, what is the current drain on a 12 V...Ch. 4 - If the current through a 100k resistor is 3.6A...Ch. 4 - If a voltmeter has an internal resistance of 50k...Ch. 4 - If a refrigerator draws 2.2 A at 120 V, what is...Ch. 4 - If a clock has an internal resistance of 8k find...Ch. 4 - A washing machine is rated at 4.2 A at 120 V. What...Ch. 4 - A CD player draws 80 mA when 4.5 V is applied....
Ch. 4 - The input current to a transistor is 20A If the...Ch. 4 - Prob. 12PCh. 4 - If an electric heater draws 9.5 A when connected...Ch. 4 - In a TV camera, a current of 5.6 mA passes through...Ch. 4 - Plot the curve of I (vertical axis) versus...Ch. 4 - Plot the I-V curve for a 5 and a 20 resistor on...Ch. 4 - Prob. 17PCh. 4 - Sketch the internal resistance characteristics of...Ch. 4 - Plot the I-V characteristics of a 1k,10k, and a 1M...Ch. 4 - If 540 J of energy are absorbed by a resistor in...Ch. 4 - The power to a device is 40 joules per second...Ch. 4 - How many joules of energy does a 8 W nightlight...Ch. 4 - How long must a steady current of 1.4 A exist in a...Ch. 4 - What is the power delivered by a 12 V battery if...Ch. 4 - The current through a 4k resistor is 7.2 mA. What...Ch. 4 - The power consumed by a 2.2k resistor is 240 mW....Ch. 4 - What is the maximum permissible current in a 82,...Ch. 4 - The voltage drop across a transistor network is 22...Ch. 4 - If the power applied to a system is 10 kW, what is...Ch. 4 - A 1 W resistor has a resistance of 4.7M . What is...Ch. 4 - A 2.2k resistor in a stereo system dissipates 42...Ch. 4 - What are the hot resistance level and current...Ch. 4 - What are the internal resistance and voltage...Ch. 4 - A calculator with an internal 3 V battery draws...Ch. 4 - A 20k resistor has a rating of 100 W. What are the...Ch. 4 - What is the total horsepower rating of a series of...Ch. 4 - A 10 resistor is connected across a 12 V battery....Ch. 4 - How much energy in kilowatthours is required to...Ch. 4 - How long can a 1500 W heater be on before using...Ch. 4 - A 60 W bulb is on for 10 h. a. What is the energy...Ch. 4 - In 10 h an electrical system converts 1200 kWh of...Ch. 4 - At 12/kWh how long can you play a 250 W color...Ch. 4 - The electric bill for a family for a month is...Ch. 4 - How long can you use an Xbox 360 for $1 if it uses...Ch. 4 - The average plasma screen TV draws 339 W of power,...Ch. 4 - The average PC draws 78 W. What is the cost of...Ch. 4 - If a house is supplied with 120 V, 100 A service,...Ch. 4 - What is the total cost of using the following at...Ch. 4 - What is the total cost of using the following at...Ch. 4 - Prob. 50PCh. 4 - The motor of a power saw is rated 72% efficient....Ch. 4 - What is the efficiency of a dryer motor that...Ch. 4 - A stereo system draws 1.8 A at 120 V. The audio...Ch. 4 - Prob. 54PCh. 4 - Prob. 55PCh. 4 - An electric motor used in an elevator system has...Ch. 4 - The motor used on a conveyor belt is 85%...Ch. 4 - Prob. 58PCh. 4 - The overall efficiency of two systems in cascade...Ch. 4 - What is the total efficiency of three systems in...Ch. 4 - If the total input and output power of two systems...Ch. 4 - Using PSpice 0r Multisim, repeat the analysis of...Ch. 4 - Using PSpice or Multisim, repeat the analysis of...
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- Which one of the below device is not constructing by silicon a. Zener Diode O b. LED O c. Transistor O d. Photo didoearrow_forwardGiven this circuit: A voltmeter is placed across the resistor 47 ohm and its reading is -2.5V, Determine whether the diode is functioning properly or not.arrow_forward(a) Refer to the circuit in figure 1 below: R = 5 k2 Ip Vp: = 10 V Figure 1 i. Determine and draw the load line for the circuit. ii. Calculate VD, given Ip, is 3.5mA. iii. Determine the power dissipated in the diode. (c) Let say a new AC source v is added to the circuit in Figure 1, as shown in Figure 2 below. Given vi = 0.5sinot V, determine the total voltage vz across the resistor R. | R = 5 k2 Vp: = 10 V ♡ VD Figure 2arrow_forward
- Instructions Calculate the DC voltages and currents in the circuit. Find for the current emitter, collector current and collector voltage. +12v 5kN 5kN Voz VE N Viz 2.7kNarrow_forwardWhat is the drain current (in uA) and drain voltage (in mV) given that k = 75 μA/V2 and Vth = 0.75V.arrow_forward2. An SCR rated 10 A is used as the controlling switch in a circuit powered by 50 VDC. When the SCR is ON, its anode-to-cathode voltage was observed to be 1.5 V, determine the breakback voltage of the SCR.arrow_forward
- 1) What is the drain-source voltage of the circuit as shown below? IMQ H LV PUarrow_forwardCalculate the I and V in the figures assuming the diodes are ideal. a) Picture 1 (w/ two ground nodes): Vo=18V, R1=8kΩ, R2=7kΩ, R3=8kΩ, R4=9.5kΩ. b) Picture 2 (w/ one ground node): V1=18V, V2=9V, R=6.5kΩ.arrow_forwardFind the Vz voltage value since the collector current is 3.06 mA.arrow_forward
- Find Vs in Volts Find the voltage Vs in V. I s =2.94 mA R 1 = 1.51 KΩ VZ = 25 Volts Note: Consider in your calculation the voltage of diodes if needed. Note: Take into account when calculating the voltage of the diodes, if necessary.arrow_forwardCalculate the current through 48 Ωresistor in the circuit. Assume the diodes to be of silicon and forward resistance of each diode is 1 Ω.arrow_forwardIn the two transistor model of the SCR,anode current increases if a. alpha1 - alpha2 = 1 b. alpha2 = 1 c. alpha1 + alpha2 is nearest to 1 d. alpha1 = 1arrow_forward
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