EBK PRINCIPLES OF ELECTRIC CIRCUITS
10th Edition
ISBN: 9780134879499
Author: Buchla
Publisher: YUZU
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Textbook Question
Chapter 4, Problem 4RP
How many kilowatt-hours are used by a 1/2 hp motor running continuously for 8 h?
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Design a counter to count-up from 2 to 7 using three of
D Flip Flops
(3) 3-Bit Count up (3 to 5) Using D Flip-Flop:
The State Equation of D Flip-Flop:
Q(t+1)=D(t) => Dn=Qn
Present State
D Flip-Flop
Next State
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D1=Sum(5) and don't care X=Sum(0,1,2,6,7)
D0=Sum(4,5) and don't care X=Sum(0,1,2,6,7)
Using K-map to simplify the functions:
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D2=Sum(3,4,5), X=Sum(0,1,7)
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Consider the following 4×1 multiplexer with inputs:
w0=2, w1=1, w2=x2' and w3=0
And with switches:
S1 x1 and S0=x0
What is the multiplexer output f as a function of x2, x1
and x0?
I need help adding a capacitor and a Zener diode to my circuit. I’m looking for a simple sketch or diagram showing how to connect them. i want diagram with final circuit after adding the zener diad and capacitor. don't do calclution or anything. thanks
Chapter 4 Solutions
EBK PRINCIPLES OF ELECTRIC CIRCUITS
Ch. 4 - If 100 W of power occurs for 30 s, how much...Ch. 4 - Express the following amounts of power in watts...Ch. 4 - Prob. 3RPCh. 4 - How many kilowatt-hours are used by a 1/2 hp motor...Ch. 4 - Determine P in each circuit of Figure 4-2 for the...Ch. 4 - A 100 W light bulb operates on 120 V. How much...Ch. 4 - Prob. 7RPCh. 4 - A 0.25 W, 1.0 k resistor is connected across a 12...Ch. 4 - How will the total power delivered change if the...Ch. 4 - A power supply has an efficiency of 92%. If PIN is...
Ch. 4 - A certain battery delivers 10 A for 6 h. What is...Ch. 4 - The kilowatt-hour is a unit of power.Ch. 4 - One watt is equal to one joule per second.Ch. 4 - 0.050 W is the same as 50 mW.Ch. 4 - Prob. 4TFQCh. 4 - The kilowatt and the horsepower are both units of...Ch. 4 - The power rating of a resistor should always be...Ch. 4 - The amount of heat that a resistor can dissipate...Ch. 4 - If the voltage across a resistor doubles, the...Ch. 4 - Watts law states that power equals voltage times...Ch. 4 - If the current through a resistor doubles, the...Ch. 4 - Within limits, a regulated power supply can...Ch. 4 - The efficiency of a power supply can be expressed...Ch. 4 - A power supply that has a negative output voltage...Ch. 4 - A battery Ah rating is a guide to the amount of...Ch. 4 - When analyzing a circuit problem, you should...Ch. 4 - Power can be defined as 1. energy 2. heat 3. the...Ch. 4 - Two hundred joules of energy are consumed in 10 s....Ch. 4 - If it takes 300 ms to use 10,000 J of energy, the...Ch. 4 - In 50 kW, there are 1. 500 W 2. 5,000 W 3. 0.5 MW...Ch. 4 - In 0.045 W, there are 1. 45 kW 2. 45 mW 3. 4,500 W...Ch. 4 - For 10 V and 50 mA, the power is 1. 500 mW 2. 0.5W...Ch. 4 - When the current through a 10 k resistor is 10 mA,...Ch. 4 - A 2.2 k resistor dissipates 0.5 W. The current is...Ch. 4 - A 330 resistor dissipates 2 W. The voltage is 1....Ch. 4 - If you used 500 W of power for 24 h, you have used...Ch. 4 - How many watt-hours represent 75 W used for 10 h?...Ch. 4 - A 100 resistor must carry a maximum current of 35...Ch. 4 - The power rating of a resistor that is to handle...Ch. 4 - A 22 half-watt resistor and a 220 half-watt...Ch. 4 - When the needle of an analog ohmmeter indicates...Ch. 4 - A 12 V battery is connected to a 600 load. Under...Ch. 4 - A given power supply is capable of providing 8 A...Ch. 4 - A power supply produces a 0.5 W output with an...Ch. 4 - If the current through a fixed resistor goes from...Ch. 4 - If the voltage across a fixed resistor goes from...Ch. 4 - A variable resistor has 5 V across it. If you...Ch. 4 - If the voltage across a resistor increases from 5...Ch. 4 - If the resistance of a load connected to a battery...Ch. 4 - If the amount of time that a battery supplies...Ch. 4 - If the current that a battery supplies to a load...Ch. 4 - If there is no load connected to a battery, its...Ch. 4 - If the output voltage of a power supply increases,...Ch. 4 - For a constant power supply output voltage, if the...Ch. 4 - For a constant power supply output voltage, if the...Ch. 4 - If the load is removed leaving the power supply...Ch. 4 - Prove that the unit for power (the watt) is...Ch. 4 - Show that there are 3.6 106 joules in a...Ch. 4 - What is the power when energy is consumed at the...Ch. 4 - How many watts are used when 7,500 J of energy are...Ch. 4 - How many watts does 1,000 J in 50 ms equal?Ch. 4 - Convert the following to kilowatts: 1. 1,000 W 2....Ch. 4 - Convert the following to megawatts: 1. 1,000,000 w...Ch. 4 - Convert the following to milliwatts: 1. 1 W 2. 0.4...Ch. 4 - Convert the following to microwatts: 1. 2 W 2....Ch. 4 - Convert the following to watts: 1. 1.5 kW 2. 0.5...Ch. 4 - Prob. 11PCh. 4 - If a 300 W bulb is allowed to burn continuously...Ch. 4 - At the end of a 31-day period, your utility bill...Ch. 4 - Convert 5 106 watt-minutes to kWh.Ch. 4 - Convert 6,700 watt-seconds to kWh.Ch. 4 - For how many seconds must there be 5 A of current...Ch. 4 - If a 75 V source is supplying 2 A to a load, what...Ch. 4 - If a resistor has 5.5 V across it and 3 mA through...Ch. 4 - An electric heater works on 120 V and draws 3 A of...Ch. 4 - What is the power when there are 500 mA of current...Ch. 4 - Calculate the power dissipated by a 10 k resistor...Ch. 4 - If there are 60 V across a 680 resistor, what is...Ch. 4 - A 56 resistor is connected across the terminals...Ch. 4 - If a resistor is to carry 2 A of current and...Ch. 4 - A 12 V source is connected across a 10 resistor....Ch. 4 - The maximum voltage is 1 V and the maximum current...Ch. 4 - A 6.8 k resistor has burned out in a circuit. You...Ch. 4 - A certain type of power resistor comes in the...Ch. 4 - For each circuit in Figure 414, assign the proper...Ch. 4 - A 50 load uses 1 W of power. What is the output...Ch. 4 - Assume that an alkaline D-cell battery can...Ch. 4 - What is the total energy in joules that is...Ch. 4 - A battery can provide an average of 1.5 A of...Ch. 4 - How much average current can be drawn from an 80...Ch. 4 - If a battery is rated at 650 mAh, how much average...Ch. 4 - If the input power is 500 mW and the output power...Ch. 4 - To operate at 85% efficiency, how much output...Ch. 4 - Prob. 39P
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- Question 3 AC Motor Drives [15]Calculate the instantaneous currents delivered by the inverter if the direct axiscurrent required at a particular instant is 8.66A and the quadrature current is5A. Derive all equations for the three currents.arrow_forwardA certain signal f(t) has the following PSD (assume 12 load): Sp (w) = new + 8(w) - 1.5) + (w + 1.5)] (a) What is the mean power in the bandwidth w≤2 rad/see? (b) What is the mean power in the bandwidth -1.9 to 0.99 rad/sec? Paress(w) dw 2ㅈ -arrow_forward(75 Marks) JA signal (t) is bond 7)(t)(t) and f(t), are band-limited to 1.2 kHz each. These signals are to be limited to 9.6 kHz, and three other signals transmitted by means of time-division multiplexing. Set up scheme for accomplishing this multiplexing requirement, with each signal sampled at its Nyquist rate. What must be the speed of the commutator (the output but ram-k bit/sec)? the minimum band width? (25 Marks)arrow_forward
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- PSD A certain signal f(t) has the following PSD (assume 12 load): | Sƒ(w) = π[e¯\w\ + 8(w − 2) + +8(w + 2)] (a) What is the mean power in the bandwidth w≤ 1 rad/sec? (b) What is the mean power in the bandwidth 0.99 to 1.01 rad/sec? (c) What is the mean power in the bandwidth 1.99 to 2.01 rad/sec? (d) What is the total mean power in (t)? Pav= + 2T SfLw) dw - SALW)arrow_forwardAn AM modulation waveform signal:- p(t)=(8+4 cos 1000πt + 4 cos 2000πt) cos 10000nt (a) Sketch the amplitude spectrum of p(t). (b) Find total power, sideband power and power efficiency. (c) Find the average power containing of each sideband.arrow_forwardCan you rewrite the solution because it is unclear? AM (+) = 8(1+ 0.5 cos 1000kt +0.5 ros 2000ks) = cos 10000 πt. 8 cos wat + 4 cos wit + 4 cos Wat coswet. -Jet jooort J11000 t = 4 e jqooort jgoort +4e + e +e j 12000rt. 12000 kt + e +e jooxt igoo t te (w) = 8ES(W- 100007) + 8IS (W-10000) USBarrow_forward
- Can you rewrite the solution because it is unclear? AM (+) = 8(1+0.5 cos 1000kt +0.5 ros 2000 thts) = cos 10000 πt. 8 cos wat + 4 cos wit + 4 cos Wat coswet. J4000 t j11000rt $14+) = 45 jqooort +4e + e + e j 12000rt. 12000 kt + e +e +e Le jsoort -; goon t te +e Dcw> = 885(W- 100007) + 8 IS (W-10000) - USBarrow_forwardCan you rewrite the solution because it is unclear? Q2 AM ①(+) = 8 (1+0.5 cos 1000πt +0.5 ros 2000kt) $4+) = 45 = *cos 10000 πt. 8 cos wat + 4 cosat + 4 cos Wat coswet. j1000016 +4e -j10000πt j11000Rt j gooort -j 9000 πt + e +e j sooort te +e J11000 t + e te j 12000rt. -J12000 kt + с = 8th S(W- 100007) + 8 IS (W-10000) <&(w) = USB -5-5 -4-5-4 b) Pc 2² = 64 PSB = 42 + 4 2 Pt Pc+ PSB = y = Pe c) Puss = PLSB = = 32 4² = 8 w 32+ 8 = × 100% = 140 (1)³×2×2 31 = 20% x 2 = 3w 302 USB 4.5 5 5.6 6 ms Ac = 4 mi = 0.5 mz Ac = 4 ५ M2 = =0.5arrow_forwardA. Draw the waveform for the following binary sequence using Bipolar RZ, Bipolar NRZ, and Manchester code. Data sequence= (00110100) B. In a binary PCM system, the output signal-to-quantization ratio is to be hold to a minimum of 50 dB. If the message is a single tone with fm-5 kHz. Determine: 1) The number of required levels, and the corresponding output signal-to-quantizing noise ratio. 2) Minimum required system bandwidth.arrow_forward
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