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Flute: Flute is a wind musical instrument which uses air column to produce sound. https://www.tiwariacademy.com/ncert-solutions/class-8/science/chapter-13/
Flute: Flute is a wind musical instrument which uses air column to produce sound.
https://www.tiwariacademy.com/ncert-solutions/class-8/science/chapter-13/
Sitar: In sitar, the stretched strings, when vibrate, they produce sound. https://www.tiwariacademy.com/ncert-solutions/class-8/science/chapter-13/
Sitar: In sitar, the stretched strings, when vibrate, they produce sound.
Dholak: Dholak has stretched membranes which vibrate to produce sound. https://www.tiwariacademy.com/ncert-solutions/class-8/science/chapter-13/
Dholak: Dholak has stretched membranes which vibrate to produce sound.
𝑇𝑖𝑚𝑒 𝑝𝑒𝑟𝑖𝑜𝑑= 𝑇𝑖𝑚𝑒 𝑡𝑎𝑘𝑒𝑛/ 𝑁𝑢𝑚𝑏𝑒𝑟 𝑜𝑓 𝑜𝑠𝑐𝑖𝑙𝑙𝑎𝑡𝑖𝑜𝑛𝑠 = 1/500 = 10 𝐻𝑧 https://www.tiwariacademy.com/ncert-solutions/class-8/science/chapter-13/
𝑇𝑖𝑚𝑒 𝑝𝑒𝑟𝑖𝑜𝑑= 𝑇𝑖𝑚𝑒 𝑡𝑎𝑘𝑒𝑛/ 𝑁𝑢𝑚𝑏𝑒𝑟 𝑜𝑓 𝑜𝑠𝑐𝑖𝑙𝑙𝑎𝑡𝑖𝑜𝑛𝑠 = 1/500 = 10 𝐻𝑧
𝑇𝑖𝑚𝑒 𝑝𝑒𝑟𝑖𝑜𝑑= 𝑇𝑖𝑚𝑒 𝑡𝑎𝑘𝑒𝑛/ 𝑁𝑢𝑚𝑏𝑒𝑟 𝑜𝑓 𝑜𝑠𝑐𝑖𝑙𝑙𝑎𝑡𝑖𝑜𝑛𝑠 = 4/40 = 0.1 𝑠𝑒𝑐𝑜𝑛𝑑𝑠 𝐹𝑟𝑒𝑞𝑢𝑒𝑛𝑐𝑦= 𝑁𝑢𝑚𝑏𝑒𝑟 𝑜𝑓 𝑜𝑠𝑐𝑖𝑙𝑙𝑎𝑡𝑖𝑜𝑛𝑠 / 𝑇𝑖𝑚𝑒 𝑡𝑎𝑘𝑒𝑛 = 40/4 = 10 𝐻𝑧 https://www.tiwariacademy.com/ncert-solutions/class-8/science/chapter-13/
𝑇𝑖𝑚𝑒 𝑝𝑒𝑟𝑖𝑜𝑑= 𝑇𝑖𝑚𝑒 𝑡𝑎𝑘𝑒𝑛/ 𝑁𝑢𝑚𝑏𝑒𝑟 𝑜𝑓 𝑜𝑠𝑐𝑖𝑙𝑙𝑎𝑡𝑖𝑜𝑛𝑠 = 4/40 = 0.1 𝑠𝑒𝑐𝑜𝑛𝑑𝑠 𝐹𝑟𝑒𝑞𝑢𝑒𝑛𝑐𝑦= 𝑁𝑢𝑚𝑏𝑒𝑟 𝑜𝑓 𝑜𝑠𝑐𝑖𝑙𝑙𝑎𝑡𝑖𝑜𝑛𝑠 / 𝑇𝑖𝑚𝑒 𝑡𝑎𝑘𝑒𝑛 = 40/4 = 10 𝐻𝑧
Identify the part which vibrates to produce sound in the following instruments: Flute
Flute: Flute is a wind musical instrument which uses air column to produce sound. https://www.tiwariacademy.com/ncert-solutions/class-8/science/chapter-13/
Flute: Flute is a wind musical instrument which uses air column to produce sound.
https://www.tiwariacademy.com/ncert-solutions/class-8/science/chapter-13/
See lessIdentify the part which vibrates to produce sound in the following instruments: Sitar
Sitar: In sitar, the stretched strings, when vibrate, they produce sound. https://www.tiwariacademy.com/ncert-solutions/class-8/science/chapter-13/
Sitar: In sitar, the stretched strings, when vibrate, they produce sound.
https://www.tiwariacademy.com/ncert-solutions/class-8/science/chapter-13/
See lessIdentify the part which vibrates to produce sound in the following instruments: Dholak
Dholak: Dholak has stretched membranes which vibrate to produce sound. https://www.tiwariacademy.com/ncert-solutions/class-8/science/chapter-13/
Dholak: Dholak has stretched membranes which vibrate to produce sound.
https://www.tiwariacademy.com/ncert-solutions/class-8/science/chapter-13/
See lessThe sound from a mosquito is produced when it vibrates its wings at an average rate of 500 vibrations per second. What is the time period of the vibration?
𝑇𝑖𝑚𝑒 𝑝𝑒𝑟𝑖𝑜𝑑= 𝑇𝑖𝑚𝑒 𝑡𝑎𝑘𝑒𝑛/ 𝑁𝑢𝑚𝑏𝑒𝑟 𝑜𝑓 𝑜𝑠𝑐𝑖𝑙𝑙𝑎𝑡𝑖𝑜𝑛𝑠 = 1/500 = 10 𝐻𝑧 https://www.tiwariacademy.com/ncert-solutions/class-8/science/chapter-13/
𝑇𝑖𝑚𝑒 𝑝𝑒𝑟𝑖𝑜𝑑= 𝑇𝑖𝑚𝑒 𝑡𝑎𝑘𝑒𝑛/ 𝑁𝑢𝑚𝑏𝑒𝑟 𝑜𝑓 𝑜𝑠𝑐𝑖𝑙𝑙𝑎𝑡𝑖𝑜𝑛𝑠 = 1/500 = 10 𝐻𝑧
https://www.tiwariacademy.com/ncert-solutions/class-8/science/chapter-13/
See lessA pendulum oscillates 40 times in 4 seconds. Find its time period and frequency.
𝑇𝑖𝑚𝑒 𝑝𝑒𝑟𝑖𝑜𝑑= 𝑇𝑖𝑚𝑒 𝑡𝑎𝑘𝑒𝑛/ 𝑁𝑢𝑚𝑏𝑒𝑟 𝑜𝑓 𝑜𝑠𝑐𝑖𝑙𝑙𝑎𝑡𝑖𝑜𝑛𝑠 = 4/40 = 0.1 𝑠𝑒𝑐𝑜𝑛𝑑𝑠 𝐹𝑟𝑒𝑞𝑢𝑒𝑛𝑐𝑦= 𝑁𝑢𝑚𝑏𝑒𝑟 𝑜𝑓 𝑜𝑠𝑐𝑖𝑙𝑙𝑎𝑡𝑖𝑜𝑛𝑠 / 𝑇𝑖𝑚𝑒 𝑡𝑎𝑘𝑒𝑛 = 40/4 = 10 𝐻𝑧 https://www.tiwariacademy.com/ncert-solutions/class-8/science/chapter-13/
𝑇𝑖𝑚𝑒 𝑝𝑒𝑟𝑖𝑜𝑑= 𝑇𝑖𝑚𝑒 𝑡𝑎𝑘𝑒𝑛/ 𝑁𝑢𝑚𝑏𝑒𝑟 𝑜𝑓 𝑜𝑠𝑐𝑖𝑙𝑙𝑎𝑡𝑖𝑜𝑛𝑠 = 4/40 = 0.1 𝑠𝑒𝑐𝑜𝑛𝑑𝑠
𝐹𝑟𝑒𝑞𝑢𝑒𝑛𝑐𝑦= 𝑁𝑢𝑚𝑏𝑒𝑟 𝑜𝑓 𝑜𝑠𝑐𝑖𝑙𝑙𝑎𝑡𝑖𝑜𝑛𝑠 / 𝑇𝑖𝑚𝑒 𝑡𝑎𝑘𝑒𝑛 = 40/4 = 10 𝐻𝑧
https://www.tiwariacademy.com/ncert-solutions/class-8/science/chapter-13/
See less