AM wave envelope? 3. Define modulation index for an AM wave. 4. List out the advantages of AM. 5. Define the transmission efficiency of AM signal 6. As related to AM‚ what is over modulation‚ under modulation and 100% modulation? 7. Define FDM . 8. Define SSB. 9. Mention the applications of SSB. 10. Mention the advantages of VSB. PART-B (16 Marks) 1. (a).Explain the generation of AM signals using square law modulator. (8) (b).Explain the detection of AM signals using envelope detector
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Questions 1 Give five examples of forensic samples that should be collected from each of the below to connect the scenes and suspects from:- a) The betting shop. The CS gas spray should be collected as fingerprints‚ skin tissue‚ sweat and even blood can be found on the can. The baseball bat could possibly have skin; sweat and blood on the handle therefore should be collected. The security helmet should be collected as it made contact with the baseball bat which may have left some
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BIOLOGY TEST NOTES Biology is the study of life Living organisms share a set of characteristics that collectively set them apart from non-living matter Living organisms use molecules that contain instructions for building other molecules Living organisms gather energy and materias from their surrounding to: Build new biological molecules Grow in size Repair their parts Produce offspring All organisms are composed of the same macromolecules (proteins‚ fatty acids/lipids‚ carbs and nucleic
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formaldehyde. Durable and environmentally friendly interior finishes Figure 2.3: Merritt Crossing Senior Apartment included bamboo paneling‚ linoleum flooring‚ and green label carpeting. The building envelope has many high-performance characteristics. A tightly sealed continuous air and thermal barrier controls air infiltration and mitigates thermal bridging. The continuous drainage plane (rain screen) cladding provides thermal benefits and enhanced moisture
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Four-firm concentration ratios are used to measure the total market share of the four largest firms in an industry. The industries that will be discussed are fluid milk manufacturing‚ women’s and girls’ cut and sew dress manufacturing‚ envelopes‚ and electronic computer manufacturing. Four-firm concentration ratios range from 0-100%. Monopolistic competition is taking place when the concentration ratio is 0%. Perfect competition to oligopoly is 0-50%‚ 50-80% is likely an oligopoly
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employing ways to tackle electricity theft‚ the recovery ratio of the company would increase subsequently escalating the number of units billed and reducing the T&D losses If the reforms are implemented in true spirit then our back of the envelope working suggests that every 1% decline in T&D losses would add PKR4‚236mn (EPS:PKR0.17/sh) to the company’s profits Valuations EPS 2010 ‐0.66 2011 ‐0.39 2012 0.11 Incoming government to rejuvenate the power sector
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Advertising‚ Memory‚ and Mood Consider a typical woman named Mary. Mary wakes up at 7am and gets ready for work. After her husband kisses her goodbye‚ she sits down to watch a bit of the cheery morning news. Throughout the news she sees a few commercials‚ one for Folgers‚ one for Ragu Pizza sauce‚ and one for Gillete gel shaving cream. She watches them with hope and optimism for the new day. Nine hours later‚ Mary ducks out of rush-hour traffic on the way home from work to do some grocery
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1 NATIONAL OPEN UNIVERSITY OF NIGERIA SCHOOL OF ARTS AND SOCIAL SCIENCES COURSE CODE: MAC 314 COURSE TITLE: ISSUES IN MASS MEDIA IN NIGERIA MAC 314 ISSUES IN MASS MEDIA IN NIGERIA Introduction The title of this course is: Issues in Nigerian Mass Media. The code is MAC 314. It is designed for undergraduate students of Mass Communication. The course provides the students with basic knowledge of the history‚ ethical‚ legal‚ professional‚ socio-cultural and technological issues affecting
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Ralph Ellison’s short story‚ "Battle Royal"‚ is symbolic in many different ways. In one way it is symbolic of the African Americans’ struggle for equality throughout our nation’s history. The various hardships that the narrator must endure‚ in his quest to deliver his speech‚ are representative of the many hardships that the blacks went through in their fight for equality. 	The narrator in Ellison’s short story suffers much. He is considered to be one of the brighter youths in
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The rubella virus belongs to the Togaviridae family because it has an envelope‚ it is iosahedralm and the genomic arrangement is linear. Within Togaviridae there are two genera‚ the Rubivirus and Alphavirus. The Rubivirus and Alphavirus differ firstly‚ in how structurally different they are. They both involve the fusion of their glycoproteins‚ but also in a way that the Alphaviruses undergo a conservative evolution of their envelope proteins8. It is suggest that this occurs because they are transmitted
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