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Chapters
4.1: Under the Greenwood Tree
4.2: Unke Munke Timpetoo
4.3: The Red-Headed League
4.4: Home Sweet Home
4.5: Seeing Eyes Helping Hands
4.6: Papa Panov’s Special Christmas
मराठी
१२: रोजनिशी
१३: अदलाबदल
Chapter १४: संतवाणी
Mathematics
13: Pythagoras' Theorem
14: Algebraic Formulae-Expansion of Squares
15: Statistics
General Science
16: Natural Resources
17: Effects of Light
▶ 18: Sound: Production of Sound
19: Properties of a Magnetic Field
20: In the World of Stars
History
10: The Expansion of the Maratha Power
11: Marathas - The Protectors of the Nation
12: Progression of the Empire
13: Life of the People in Maharashtra
Civics
5: Fundamental Rights – Part 2
6: Directive Principles of State Policy and Fundamental Duties
Geography
10: Human Settlements
11: Contour Maps and Landforms
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Solutions for Chapter 18: Sound: Production of Sound
Below listed, you can find solutions for Chapter 18 of Maharashtra State Board Balbharati for Integrated 7 Standard Part 4 [English Medium] Maharashtra State Board.
Balbharati solutions for Integrated 7 Standard Part 4 [English Medium] Maharashtra State Board 18 Sound: Production of Sound Exercise [Page 73]
Fill in the blanks.
Sound is generated by the rhythmic ______ of an object.
The frequency of sound is measured in ______.
If ______ of sound is decreased, its loudness also decreases.
A medium is necessary for ______ of sound.
Match the pairs.
| Group ‘A’ | Group ‘B’ |
| (a) Flute | (1) Frequency less than 20 Hz |
| (b) Frequency | (2) Frequency more than 20000 Hz |
| (c) Sound level | (3) Vibrations in the air |
| (d) Ultrasonic sound | (4) Measured in Hz |
| (e) Infrasonic sound | (5) Decibel |
Give a scientific reason.
In earlier times, people used to listen for the arrival of a distant train by putting their ear to the rail.
Give a scientific reason.
The sounds generated by a tabla and a sitar are different.
Give a scientific reason.
If you were both on the moon, your friend will not be able to hear you call.
Give a scientific reason.
We can hear the movement of a mosquito's wings but we cannot hear the movement of our hands.
Write answers to the following questions.
How is the sound produced?
What does the intensity of sound depend upon?
Explain how the frequency of oscillation is related to the length of a pendulum and the amplitude of its oscillation.
Explain the two ways by which the pitch of the sound generated by a stretched string can be changed.
Solutions for 18: Sound: Production of Sound
Balbharati solutions for Integrated 7 Standard Part 4 [English Medium] Maharashtra State Board chapter 18 - Sound: Production of Sound
Shaalaa.com has the Maharashtra State Board Mathematics Integrated 7 Standard Part 4 [English Medium] Maharashtra State Board Maharashtra State Board solutions in a manner that help students grasp basic concepts better and faster. The detailed, step-by-step solutions will help you understand the concepts better and clarify any confusion. Balbharati solutions for Mathematics Integrated 7 Standard Part 4 [English Medium] Maharashtra State Board Maharashtra State Board 18 (Sound: Production of Sound) include all questions with answers and detailed explanations. This will clear students' doubts about questions and improve their application skills while preparing for board exams.
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Concepts covered in Integrated 7 Standard Part 4 [English Medium] Maharashtra State Board chapter 18 Sound: Production of Sound are Sound, Oscillator, Oscillation and Oscillatory Motion, Properties of Sounds, Sound and Music, A Time Period of Oscillation and Frequency, Pitch (or shrillness) and frequency, Loudness and Intensity, Audibility and Range.
Using Balbharati Integrated 7 Standard Part 4 [English Medium] Maharashtra State Board solutions Sound: Production of Sound exercise by students is an easy way to prepare for the exams, as they involve solutions arranged chapter-wise and also page-wise. The questions involved in Balbharati Solutions are essential questions that can be asked in the final exam. Maximum Maharashtra State Board Integrated 7 Standard Part 4 [English Medium] Maharashtra State Board students prefer Balbharati Textbook Solutions to score more in exams.
Get the free view of Chapter 18, Sound: Production of Sound Integrated 7 Standard Part 4 [English Medium] Maharashtra State Board additional questions for Mathematics Integrated 7 Standard Part 4 [English Medium] Maharashtra State Board Maharashtra State Board, and you can use Shaalaa.com to keep it handy for your exam preparation.
