Docsity
Docsity
Prepare for your exams
Prepare for your exams

Study with the several resources on Docsity

Earn points to download
Earn points to download

Earn points by helping other students or get them with a premium plan

Guidelines and tips
Guidelines and tips
Sell on Docsity
Sell on Docsity
Docsity AI
Docsity AI
Log inSign up

Prepare for your exams

Study with the several resources on Docsity

Find documents

Prepare for your exams with the study notes shared by other students like you on Docsity

Search for your university

Find the specific documents for your university's exams

Docsity AINEW

Summarize your documents, ask them questions, convert them into quizzes and concept maps

Explore questions

Clear up your doubts by reading the answers to questions asked by your fellow students

Earn points to download

Earn points by helping other students or get them with a premium plan

Share documents
download point icon20 Points

For each uploaded document

Answer questions
download point icon5 Points

For each given answer (max 1 per day)

All the ways to get free points
Get points immediately

Choose a premium plan with all the points you need

Study Opportunities

Choose your next study program

Get in touch with the best universities in the world. Search through thousands of universities and official partners

Community

Ask the community

Ask the community for help and clear up your study doubts

Free resources

Our save-the-student-ebooks!

Download our free guides on studying techniques, anxiety management strategies, and thesis advice from Docsity tutors

Physics 200 Practice Test: Waves and Sound, Exams of Microwave Engineering and Acoustics

Harvard UniversityMicrowave Engineering and Acoustics

A practice test for Physics 200 course on Waves and Sound. It includes 20 multiple-choice questions and a matching section. The questions cover topics such as wave parameters, sound speed, frequency, wavelength, and interference. The test is designed to help students prepare for an exam on the subject.

Typology: Exams

2021/2022

Uploaded on 05/11/2023

agrima
agrima 🇺🇸

4.8

(10)

257 documents

1 / 4

Toggle sidebar

This page cannot be seen from the preview

Don't miss anything!

bg1
Physics 200 (Stapleton) Name: ___________________________
Practice Test: Chapter 19-20 Waves and Sound
I. Matching (Select a possible SI unit for each wave parameter).
1. period
2. angular frequency
3. amplitude
4. wavelength x frequency
5. frequency
6. wavelength
7. speed of sound
II. Multiple Choice (Choose the one best answer for each question.)
8. Which sound has the fastest speed in air at 0.0 oC?
A. 220 Hz tuning fork B. 440 Hz tuning C. It is the same for both
9. Which sound has the largest wavelength in air at 0.0 oC?
A. 220 Hz tuning fork B. 440 Hz tuning C. It is the same for both
10. Which sound has the largest frequency in air at 0.0 oC?
A. 220 Hz tuning fork B. 440 Hz tuning C. It is the same for both
11. As the temperature of the air decreases, the speed of sound
A. increases B. decreases C. stays the same
12. How many beats/sec are heard when two tuning forks of 512 Hz and 508 Hz are
sounded simultaneously?
A. 1 Hz B. 2 Hz C. 4 Hz D. 510 Hz E. 1020 Hz
13. How many wavelengths will fit inside a tube with one closed when you have
resonance at the fundamental frequency?
A. 1/4 B. 1/2 C. 3/4 D. 1 E. 5/4
A. seconds
B. meters per second
C. radians per second
D. meters
E. Hertz
pf3
pf4

Partial preview of the text

Download Physics 200 Practice Test: Waves and Sound and more Exams Microwave Engineering and Acoustics in PDF only on Docsity!

Physics 200 (Stapleton) Name: ___________________________ Practice Test: Chapter 19 - 20 Waves and Sound

I. Matching (Select a possible SI unit for each wave parameter).

  1. period

  2. angular frequency

  3. amplitude

  4. wavelength x frequency

  5. frequency

  6. wavelength

  7. speed of sound

II. Multiple Choice (Choose the one best answer for each question.)

  1. Which sound has the fastest speed in air at 0.0 oC? A. 220 Hz tuning fork B. 440 Hz tuning C. It is the same for both
  2. Which sound has the largest wavelength in air at 0.0 oC? A. 220 Hz tuning fork B. 440 Hz tuning C. It is the same for both
  3. Which sound has the largest frequency in air at 0.0 oC? A. 220 Hz tuning fork B. 440 Hz tuning C. It is the same for both
  4. As the temperature of the air decreases, the speed of sound A. increases B. decreases C. stays the same
  5. How many beats/sec are heard when two tuning forks of 512 Hz and 508 Hz are sounded simultaneously? A. 1 Hz B. 2 Hz C. 4 Hz D. 510 Hz E. 1020 Hz
  6. How many wavelengths will fit inside a tube with one closed when you have resonance at the fundamental frequency? A. 1/4 B. 1/2 C. 3/4 D. 1 E. 5/

A. seconds B. meters per second C. radians per second D. meters E. Hertz

  1. When shaking a string at one end that is attached to a post at the other end with just the right frequency to form a standing wave, the parts of the string that have maximum movement are called A. fundamentals B. harmonics C. nodes D. antinodes

  2. Transverse waves have a disturbance that is A. in the same direction as the motion of the wave. B. perpendicular to the direction of motion of the wave. C. counterclockwise to the direction of the wave. D. clockwise to the direction of the wave.

  3. Sound waves are an example of a longitudinal wave. A. True B. False C. Unable to determine

  4. Water waves are an example of a longitudinal wave. A. True B. False C. Unable to determine

  5. When two waves are added together, you can get A. constructive interference. B. destructive interference. C. standing waves. D. All of the above.

  6. A sound source moving away from you (compared to the same sound source at rest) will have A. a higher pitch B. a lower speed of sound C. a lower frequency D. a smaller wavelength E. the same frequency

  7. As the frequency of a tone increases, A. the speed of sound increases. B. the speed of sound decreases. C. the frequency decreases. D. the wavelength increases. E. the wavelength decreases.

  1. An ambulance approaches a pedestrian standing on the side of a hot desert road at 108 km/hr. If the ambulance’s siren produces a steady tone of 675 Hz, what frequency will the observer hear? The air temperature is 4 2 .0 oC.

  2. Given v = 9 0.0 m/s, find (2 points each) A.  B. f C. T D. A

Equations: f (^) T =^1 v = f v = d/t Vsound in air = (331.4 + 0.6TC )m/s Vsound in air =( 331. 1 ∗ √ 1 + 273 𝑇𝐶. 15 ) 𝑚/𝑠 fo = fsvv  vvso