SHS 311 TEST 1 ACTUAL 2025/2026 CORRECTLY ANSWERED
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SHS 311
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SHS 311
SHS 311 TEST 1 ACTUAL 2025/2026 QUESTIONS AND 100% CORRECT ANSWERS What part of the mass-spring model of vibration represents elasticity? - Answer -Spring What parameter is missing in the following equation of sinusoidal vibration? d(t)=sin(2ft+θ) - ...
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| Uploaded on: | October 27, 2025 |
| Last updated: | November 17, 2025 |
| Number of pages: | 18 |
| Written in: | 2025/2026 |
| Type: | Exam (elaborations) |
| Contains: | Questions & Answers |
| Tags: | SHS 311 TEST 1 ACTUAL 2025/2026 QUESTIONS AND 100% CORRECT ANSWERS What part of the mass-spring model of vibration represents elasticity? - Answer -Spring What parameter is missing in the following equation of sinusoidal vibration? d(t)=sin(2ft+θ) - Answer -Amp |
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SHS 311 TEST 1 ACTUAL 2025/2026 QUESTIONS AND 100% CORRECT ANSWERS What part of the mass-spring model of vibration represents elasticity? - Answer -Spring What parameter is missing in the following equation of sinusoidal vibration? d(t)=sin(2ft+θ) - Answer -Amplitude What is the physical parameter related to the auditory perception in the last question? - Answer -Frequency What is the peak amplitude if the peak-to-peak amplitude of a sine wave is 10 mm? - Answer -5 mm How many degrees are there in a quarter of the period of sinusoidal vibration? - Answer -90 Which is one aspect of auditory perception? - Answer -Pitch How does air pressure change when the altitude increases? - Answer -Decreases What is the relationship between sound intensity I and pressure p? - Answer -I is proportional to p^2 A condensation peak - Answer -Moves away from a vibrating source Need assistance on Online classes, Exams & Assignments? Reach out for instant help!! Full Course Assistance, Plagiarism-free Essay Writing, Research Paper, Dissertation, Discussion Posts, etc…. Confidential & Secure services. Tutors are available for all subjects! Email now at: tutorjean01@gmail.com If a sound's Frequency (f) is 3500 Hz, and the Speed of Sound (c) is 350 meters/sec, what is the sound's Wavelength (λ)? - Answer -0.1 meter Decibel (dB) is defined as - Answer -20log (p/pº) A person requires 5 times more power than normal to detect a sound. How many dab is that? [log(5)=0.7] - Answer -7 What is the power ratio for 3 dB? [0.3=log(2)] - Answer -2 If one measures sound intensity at 2 m from the sound source, then at 4 m from the sound source, ideally by what ratio will the sound intensity decrease? - Answer -Decreases by a ratio of 4 When two points of rarefaction meet with each other, what happens? - Answer -Reinforcement What is the frequency of a standing wave related to? - Answer -Length of string If the wavelength (λ) of sound 50 cm, what size object is likely to produce a sound shadow? - Answer -About 50 cm What are the two graphs used to describe a sound in the frequency domain? - Answer -Phase spectrum and Amplitude spectrum The spectrum of a 200-ms, 2000-Hz tone is narrower than the spectrum of a 20-me, 2000-hz tone - Answer -Narrower If a 100 Hz sine wave is added to a 110 Hz sine wave, what is the Need assistance on Online classes, Exams & Assignments? Reach out for instant help!! Full Course Assistance, Plagiarism-free Essay Writing, Research Paper, Dissertation, Discussion Posts, etc…. Confidential & Secure services. Tutors are available for all subjects! Email now at: tutorjean01@gmail.com
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