Question answer of sound class 9
WebWorksheet for Class 9 Physics Chapter 12 Sound. Class 9 Physics students should refer to the following printable worksheet in Pdf for Chapter 12 Sound in standard 9. This test … WebJan 1, 2024 · Students should prepare for the examination by solving CBSE Class 9 Sound MCQ with answers given below. Question 1. The product of time-period and frequency is. …
Question answer of sound class 9
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WebJul 15, 2024 · Question 1: A violin and a flute may both be played at the same time in an orchestra. Both sounds travel through the same medium, that is, air and arrive at our ears at the same time. Both sounds travel at the same speed irrespective of the source. But the sounds receive are different. This is due to the different characteristics associated ... WebAnswer: Velocity of sound is- the speed of sound in a given medium at a given temperature. As the temperature increases the speed of sound also increases, hence in summer the …
WebAnswer: The flutes tied on the top of the flute seller’s pole. Question 4. Name five kinds of flutes. Answer: The reed neh, the recorder, the Japanese shakuhachi, the deep bansuri, the breathy flutes of South America, the high pitched Chinese flutes. II. Answer each question in a short paragraph. Question 1. WebApr 13, 2024 · Thursday. Calculate the volume of the solid drawn below. 3080 cm 3. 1540 cm 3. 7700 cm 2. 6160 cm 2. I bought the following items from a supermarket. 2 loaves of breads @sh 60. 2-500 ml packets of milk @ sh 80.
WebDec 27, 2024 · Answer. (a) No, the person standing nearby would not be able to hear the whistle as there is no atmosphere on the moon. Sound waves needs medium for … WebNov 17, 2012 · Existence of sound waves in an auditorium due to multiple reflections suffered by the walls and ceiling is called _____. 25. If the time interval between original sound and reflected sound is more than 1/10 second then original sound and reflected sound can be heard clearly. This reflected sound is known as _____. 26. v = ? × ? 27.
WebNCERT Class :- 9 , Subject :- Scince , chapter :- 1, ( question answers ) Hindi medium mickey mania exeWebAns. Sound travels the fastest in iron. Q 9. An echo returned in 3 s. What is the distance of the reflecting surface from the source, given that the speed of sound is 342 m s-1 ? Ans. … the old bicycle shop reykjavikWebMay 25, 2024 · 3. Calculate the wavelength of a sound wave whose frequency is 220 Hz and speed is 440 m/s in a given medium. Answer. Frequency of the sound wave, ν= 220 Hz. … mickey manageWebChoose 1 answer: Sound waves can propagate as longitudinal or transverse waves, depending on the transmitting medium. A. Sound waves can propagate as longitudinal or transverse waves, depending on the transmitting medium. Sound waves are transverse waves … the old bells campsallWebDownload Google App video_libraryDemo Videos Live Videos Customer Care : 6267349244---- mickey managerWebJun 19, 2024 · 4. Bismillah Khan learnt to play the shehnai from Ali Bux. 5. Bismillah Khan’s first trip abroad was to Afghanistan. NCERT Solutions for Class 9 English The Sound of … the old black church blogWebFeb 20, 2024 · Answer: The laws of reflection are: The angle in which the sound is incident is equal to the angle in which sound is reflected. Direction of incident sound, direction of the … the old berkshire hunt foxhound clock