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Q1) For the Modulated signal 50 cos(4n x 10°t) + 10 cos(8n x 10°t) cos(4n x 10°t) Answer Ten of the folowing 1) The modulation index will be (a) 0.2. (b) 0.4, (e) 0.6. (d) 0.8 2) The bandwidth will be (a) 2 kHz, (b) 4 kHz. (c) 6 kHz, (d) 8 kHz 3) The maximum voltage of the modulated signal is (a) 20 V, (b) 40 V. (c) 60 V, (d) 80 V 4) The minimum voltage of the modulated signal is (a) 20 V, (b) 40 V, (c) 60 V, (d) 80 V 5) The carricr power will be (a) 200 W, (b) 450 W, (c) 1250 W. (d) 3200 W 6) The total power of the modulated signal will be (a) 1075 W." (b) 1275 W. (c) 1475 W. (d) 1675 W 7) The sideband power of the modulated signal will be (a) 25 W. (b) 125 W. (e) 225 W. (d) 325 W 8) The efficiency of the modulated signal will be (a) 2%, (b) 7%. (c) 15%, (d) 24% ) The upper sideband frequency of the modulated signal will be (b) 1.998 MHz, (d) 2.004 MHz (a) 1.996 MHz, (c) 2.002 MHz, (a) 1.996 MHz, 10) The lower sideband frequency of the modulated signal will be (b) 1.998 MHz. (e) 2.002 MHz. (d) 2.004 MHz 11) The amplitude of cach sideband of the modulated signal will be (a)5 V, (b) 10 V, (c) 15 V, (d) 20 V

Q1) For the Modulated signal 50 cos(4n x 10°t) + 10 cos(8n x 10°t) cos(4n x 10°t) Answer Ten of the folowing 1) The modulation index will be (a) 0.2. (b) 0.4, (e) 0.6. (d) 0.8 2) The bandwidth will be (a) 2 kHz, (b) 4 kHz. (c) 6 kHz, (d) 8 kHz 3) The maximum voltage of the modulated signal is (a) 20 V, (b) 40 V. (c) 60 V, (d) 80 V 4) The minimum voltage of the modulated signal is (a) 20 V, (b) 40 V, (c) 60 V, (d) 80 V 5) The carricr power will be (a) 200 W, (b) 450 W, (c) 1250 W. (d) 3200 W 6) The total power of the modulated signal will be (a) 1075 W." (b) 1275 W. (c) 1475 W. (d) 1675 W 7) The sideband power of the modulated signal will be (a) 25 W. (b) 125 W. (e) 225 W. (d) 325 W 8) The efficiency of the modulated signal will be (a) 2%, (b) 7%. (c) 15%, (d) 24% ) The upper sideband frequency of the modulated signal will be (b) 1.998 MHz, (d) 2.004 MHz (a) 1.996 MHz, (c) 2.002 MHz, (a) 1.996 MHz, 10) The lower sideband frequency of the modulated signal will be (b) 1.998 MHz. (e) 2.002 MHz. (d) 2.004 MHz 11) The amplitude of cach sideband of the modulated signal will be (a)5 V, (b) 10 V, (c) 15 V, (d) 20 V

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
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Q1) For the Modulated signal 50 cos(4n x 10°t) + 10 cos(8n x 10°t) cos(4n x 10°t) Answer Ten of the following 1) The modulation index will be (a) 0.2. (b) 0.4, (c) 0.6. (d) 0.8 2) The bandwidth will be (a) 2 kHz, (c) 6 kHz, (b) 4 kHz, (d) 8 kHz 3) The maximum voltage of the modulated signal is (a) 20 V, (b) 40 V, (c) 60 V, (d) 80 V 4) The minimum voltage of the modulated signal is (a) 20 V, (b) 40 V, (c) 60 V, (d) 80 V 5) The carricr power will be (a) 200 W, (b) 450 W, (c) 1250 W, (d) 3200 W 6) The total power of the modulated signal will be (a) 1075 W. (b) 1275 W. (c) 1475 W, (d) 1675 W 7) The sideband power of the modulated signal will be (a) 25 W, (b) 125 W, (c) 225 W. (d) 325 W 8) The efficiency of the modulated signal will be (a) 2%, (b) 7% (c) 15%, (d) 24% ) The upper sideband frequency of the modulated signal will be (b) 1.998 MHz, (a) 1.996 MHz, (c) 2.002 MHz, (d) 2.004 MHz (a) 1.996 MHz. 10) The lower sideband frequency of the modulated signal will be (b) 1.998 MHz, (c) 2.002 MHz, (d) 2.004 MHz 11) The amplitude of cach sideband of the modulated signal will be (a)5 V, (c) 15 V, (b) 10 V, (d) 20 V
Transcribed Image Text:Q1) For the Modulated signal 50 cos(4n x 10°t) + 10 cos(8n x 10°t) cos(4n x 10°t) Answer Ten of the following 1) The modulation index will be (a) 0.2. (b) 0.4, (c) 0.6. (d) 0.8 2) The bandwidth will be (a) 2 kHz, (c) 6 kHz, (b) 4 kHz, (d) 8 kHz 3) The maximum voltage of the modulated signal is (a) 20 V, (b) 40 V, (c) 60 V, (d) 80 V 4) The minimum voltage of the modulated signal is (a) 20 V, (b) 40 V, (c) 60 V, (d) 80 V 5) The carricr power will be (a) 200 W, (b) 450 W, (c) 1250 W, (d) 3200 W 6) The total power of the modulated signal will be (a) 1075 W. (b) 1275 W. (c) 1475 W, (d) 1675 W 7) The sideband power of the modulated signal will be (a) 25 W, (b) 125 W, (c) 225 W. (d) 325 W 8) The efficiency of the modulated signal will be (a) 2%, (b) 7% (c) 15%, (d) 24% ) The upper sideband frequency of the modulated signal will be (b) 1.998 MHz, (a) 1.996 MHz, (c) 2.002 MHz, (d) 2.004 MHz (a) 1.996 MHz. 10) The lower sideband frequency of the modulated signal will be (b) 1.998 MHz, (c) 2.002 MHz, (d) 2.004 MHz 11) The amplitude of cach sideband of the modulated signal will be (a)5 V, (c) 15 V, (b) 10 V, (d) 20 V
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