10th Class

10th Class Physics Chapter 11 Quiz with Answers

“10th Class Physics Chapter 11 Quiz: Sound” deals with the principles of sound waves, its properties, and behavior in different mediums. Knowledge about sound is essential for MDCAT aspirants, as it becomes the groundwork for various applications in physics, medicine, and technology. Our MDCAT Quiz for this chapter aims at helping students master these concepts and excel in their exams.

The nature of sound waves is described as longitudinal mechanical waves that require a medium to travel. Students will learn about characteristics of sound including frequency, wavelength, amplitude, speed, and intensity. The interrelation of the properties is expressed as v = fλ. The behavior of sound in different mediums and what affects its speed—temperature, density, and elasticity of the medium—are discussed. Important topics include the Doppler Effect, describing how the frequency and wavelength of a sound wave change with respect to the motion of its source and observer; echoes and their application in measuring distances; and important real-life applications of sound, especially in medicine through ultrasound technology.

MDCAT Quiz: Enhance your knowledge of audition

Our MDCAT Quiz for Chapter 11 is designed to test your knowledge of sound waves, its properties, and applications. This quiz has been designed with MDCAT-level problems that put students’ knowledge to the test in analyzing wave behavior, calculating wave properties, and solving problems related to the Doppler Effect and sound reflection. Regular practice ensures students are well-prepared for sound-related questions in the MDCAT exam.

  • Test Name: 10th Class Physics Chapter 11 Quiz
  • Type: Quiz Test
  • Total Questions: 30
  • Total Marks: 30
  • Time: 30 minutes

Note: Answer of the questions will change randomly each time you start the test, once you are finished, click the View Results button.

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Free Flashcards about Simple Harmonic Motion and Waves

Enhance your preparation with free flashcards for Chapter 11. These flashcards cover the main points, including frequency, wavelength, amplitude, the Doppler Effect, and echoes, in a fast and effective manner to review and memorize important terms and formulas. Flashcards are a good source of strengthening knowledge and improving retention for the MDCAT exam.

What is the term for the spreading out of sound waves as they pass through an opening or around obstacles?

Diffraction

What type of medium does sound travel fastest through?

Solids

What property of a sound wave determines its loudness?

Amplitude

What is the term for the number of waves passing a point per unit time?

Frequency

What is the term for the distance between two consecutive compressions or rarefactions in a longitudinal wave?

Wavelength

What is the threshold of hearing?

0 decibels (dB)

What is the term for the change in frequency of a sound wave due to motion of the source or the observer?

Doppler Effect

What is the speed of sound in water?

Approximately 1500 m/s

What property of a material affects the speed of sound through it?

Density

What is the range of frequencies audible to the human ear?

20 Hz to 20,000 Hz

What is the term for the loudness of a sound?

Intensity

What is the highest frequency humans can generally hear?

20,000 Hz

What is the phenomenon when sound waves bend due to a change in medium?

Refraction

How does the speed of sound change with an increase in temperature?

Increases

What is the unit of frequency?

Hertz (Hz)

What determines the loudness of a sound?

Intensity

What is the term for the number of oscillations per second in sound waves?

Frequency

What is the SI unit of sound intensity?

Decibel (dB)

What is the term for the distance between two consecutive crests or troughs in a transverse wave?

Wavelength

What is the term for the part of a sound wave with the maximum displacement from equilibrium?

Crest

What is the term for the number of waves that pass a given point in one second?

Frequency

What is the term for the spreading out of sound waves as they pass through an opening or around obstacles?

Diffraction

What type of medium does sound travel fastest through?

Solids

What is the term for the perceived pitch of a sound?

Frequency

What is the term for the number of waves passing a point per unit time?

Frequency

What is the term for the distance between two consecutive compressions or rarefactions in a longitudinal wave?

Wavelength

What is the threshold of hearing?

0 decibels (dB)

What is the term for the change in frequency of a sound wave due to motion of the source or the observer?

Doppler Effect

What is the term for the frequency at which an object naturally vibrates?

Resonant frequency

What property of a material affects the speed of sound through it?

Density

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