Physics sound class 9
Webb9 aug. 2015 · sound class 9 physics shashankgarg57 14.1k views • 32 slides work and energy shiva prasad 36k views • 10 slides work and energy class 9 physics shashankgarg57 37.2k views • 31 slides class 9 chapter 11 work and energy very helpful presentation Stainich Shivansh 42.8k views • 10 slides More Related Content Slideshows … WebbWhen you make a sound, its vibration travels through the air, and when it reaches your brain through your ears, it is interpreted as sound. In this case propagation of sound takes …
Physics sound class 9
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WebbNCERT CBSE Notes for Class 9 Science physics Chapter 12 SOUND 1. Production of Sound Sound is produced due to the vibration of objects. Vibration is the rapid to and fro motion of an object. WebbAccess Answers of Science NCERT Class 9 Chapter 12 – Sound (All in-text and exercise questions solved) Section 12.1 Page: 162. 1. How does the sound produced by a …
Question 1. Is sound wave longitudinal or transverse? Answer:Sound wave is longitudinal in nature. Question 2. What is the relation between frequency (v) and time period of a sound wave? Answer: v = 1/T Frequency is inversely proportional to time period. Question 3. In which of the three media air, water or … Visa mer Question 1. What is sound and how is it produced ? Answer: Sound is mechanical energy which produces a sensation of hearing. When an … Visa mer Question 1. A wave in slinky travelled to and fro in 5 sec the length of the slinky is 5 m. The velocity of wave is (a) 10 m/s (b) 5 m/s (c) 2 m/s (d) 25 m/s Answer: (c) Question 2. Loud sound can travel a larger distance, due to (a) … Visa mer Question 1. Sound cannot travel in vacuum. Describe an experiment to demonstrate this. Answer: Sound is a mechanical wave and needs a material medium to propagate. … Visa mer Question 1. What is a medium? Give two examples. Answer:The matter or substance through which sound is transmitted is called a … Visa mer Webb24 aug. 2024 · Solution 9N. Time taken by the observer to hear the sound of the first tank A= 3.5s. Time taken by the observer to hear the sound of the second tank B = 2s. Time taken by the tank B to hear the sound of tank A= (3.5 – 2)s = 1.5s. Distance between the two tanks = 510m. Speed = 510/1.5=340m/s.
Webb14 feb. 2024 · Sound class 9 notes contain what is specific for class 9, more you will read in higher sections. Production of sound: Due to vibration of objects sound is produced. To produce vibration external source of energy is required. Vibration: The periodic back and forth motion of a particle about a fixed position is said to be vibration. Webb13 apr. 2024 · Comprehensive coverage: Our study materials covers all the topics and subtopics that are included in the ICSE Class 9 Physics syllabus. Clarity and simplicity: …
Webb25 maj 2024 · Why are sound waves called mechanical waves? Answer Sound waves needs material medium to propagate therefore, they are called mechnical waves. Sound …
WebbSound full chapter Physics Class 9 CBSE Syllabus In physics, sound is a vibration that propagates as an acoustic wave, through a transmission medium such as a gas, liquid or … brooklyn french bakeryWebb10 jan. 2024 · Sound for class 9 physics Jan. 10, 2024 • 7 likes • 1,945 views Download Now Download to read offline Science It is my first ppt on slideshare hope you guys will like it... Shariq Hussain Follow Student at Central Board of Secondary Education Advertisement Advertisement Recommended Sound class 9 kritish antil 10.7k views • 14 slides Sound brooklyn free school英文WebbWaves Longitudinal and Transverse Waves Compressions and Rarefactions in Sound Wave Characteristics of Sound Wave Speed of Sound Wavelength of Sound Waves Loudness, Intensity, Pitch and Quality of Sound Reflection of Sound Echo Reverberation of Sound Range of Hearing, Ultrasound and Infrasound Different Applications of Ultrasound brooklyn french bakers