Electronics Fundamentals: Circuits, Devices & Applications
8th Edition
ISBN: 9780135072950
Author: Thomas L. Floyd, David Buchla
Publisher: Prentice Hall
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Chapter 1, Problem 5ST
Five thousand volts can be expressed as
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A 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?
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Chapter 1 Solutions
Electronics Fundamentals: Circuits, Devices & Applications
Ch. 1 - The number 3300 is written as 3.3103 in both...Ch. 1 - A negative number that is expressed in scientific...Ch. 1 - When you multiply two numbers written in...Ch. 1 - When you divide two numbers written in scientific...Ch. 1 - The metric prefix micro has an equivalent power of...Ch. 1 - To express 56106 with a metric prefix, the result...Ch. 1 - 0.047F is equal to 47nF.Ch. 1 - The number of significant digits in the number...Ch. 1 - When you apply the round to even rule to round off...Ch. 1 - The white neutral lead for ac power should have...
Ch. 1 - The quantity 4.7103 is the same as...Ch. 1 - The quantity 5.3103 is the same as...Ch. 1 - The number 3,300,000 can be expressed in...Ch. 1 - Ten milliamperes can be expressed as...Ch. 1 - Five thousand volts can be expressed as...Ch. 1 - Twenty million ohms can be expressed as 20m 20MW...Ch. 1 - 15.000W is the same as (a)15mW(b)15kW(c)15MW(d)15WCh. 1 - Which of the following is not an electrical...Ch. 1 - The unit of current is Volt watt ampere jouleCh. 1 - The unit of voltage is ohm watt volt faradCh. 1 - The unit of resistance is ampere henry hertz ohmCh. 1 - Hertz is the unit of power inductance frequency...Ch. 1 - The number of significant digits in the number...Ch. 1 - Express each of the following numbers in...Ch. 1 - Express each fractional number in scientific...Ch. 1 - Express each of the following numbers in...Ch. 1 - Express each of the following numbers in...Ch. 1 - Express each of the following as a regular decimal...Ch. 1 - Express each number in regular decimal form:...Ch. 1 - Add the following numbers: (9.2106)+(3.4107)...Ch. 1 - Perform the following substractions:...Ch. 1 - Prob. 9PCh. 1 - Divide the following: (1.0103)(2.5102)...Ch. 1 - Express each number in engineering notation:...Ch. 1 - Express each number in engineering notation:...Ch. 1 - Express each number in engineering notation:...Ch. 1 - Express each number in engineering notation:...Ch. 1 - Add the following numbers and express each result...Ch. 1 - Multiply the following numbers and express each...Ch. 1 - Divide the following numbers and express each...Ch. 1 - Express each number in Problem 11 in ohms using a...Ch. 1 - Express each number in Problem 13 in amperes usign...Ch. 1 - Express each of the following as a quantity having...Ch. 1 - Express the following using metric prefixes: 3106F...Ch. 1 - Express each quantity with a power of ten: 5A 43mV...Ch. 1 - Perform the indicated conversions:...Ch. 1 - Prob. 24PCh. 1 - Add the following quantities: 50mA+680A 120k+2.2M...Ch. 1 - Do the following operations: 10k(2.2k+10k)...Ch. 1 - How many significant digits are in each of the...Ch. 1 - Round each of the following numbers to three...
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- Draw the digital modulation outputs, ASK Amplitude Shift Keying) FSK (Frequency Shift Keying) and PSK (Phase Shift Keying). For baseband and carriet frequency as shown 101 wwwwwwwwwwww 010 BASESAND basband CARRIER Carralarrow_forwardplease show full working. I've included the solutionarrow_forwardcan you please show working and steps. The answer is 8kohms.arrow_forward
- 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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