The time taken to complete one oscillation is known as time period of the pendulum. 𝑇𝑖𝑚𝑒 𝑝𝑒𝑟𝑖𝑜𝑑=𝑇𝑜𝑡𝑎𝑙 𝑡𝑖𝑚𝑒 𝑡𝑎𝑘𝑒𝑛/𝑁𝑢𝑚𝑏𝑒𝑟 𝑜𝑓 𝑜𝑠𝑐𝑖𝑙𝑙𝑎𝑡𝑖𝑜𝑛𝑠=32/20=1.6 𝑠𝑒𝑐𝑜𝑛𝑑𝑠 https://www.tiwariacademy.com/ncert-solutions/class-7/science/chapter-13/
The time taken to complete one oscillation is known as time period of the pendulum.
The distance between two stations is 240 km. A train takes 4 hours to cover this distance. Calculate the speed of the train.
𝑆𝑝𝑒𝑒𝑑= 𝐷𝑖𝑠𝑡𝑎𝑛𝑐𝑒 𝑐𝑜𝑣𝑒𝑟𝑒𝑑 / 𝑇𝑖𝑚𝑒 Taken = 240km/4h= 60km/h https://www.tiwariacademy.com/ncert-solutions/class-7/science/chapter-13/
𝑆𝑝𝑒𝑒𝑑= 𝐷𝑖𝑠𝑡𝑎𝑛𝑐𝑒 𝑐𝑜𝑣𝑒𝑟𝑒𝑑 / 𝑇𝑖𝑚𝑒 Taken = 240km/4h= 60km/h
https://www.tiwariacademy.com/ncert-solutions/class-7/science/chapter-13/
See lessA simple pendulum takes 32 s to complete 20 oscillations. What is the time period of the pendulum?
The time taken to complete one oscillation is known as time period of the pendulum. 𝑇𝑖𝑚𝑒 𝑝𝑒𝑟𝑖𝑜𝑑=𝑇𝑜𝑡𝑎𝑙 𝑡𝑖𝑚𝑒 𝑡𝑎𝑘𝑒𝑛/𝑁𝑢𝑚𝑏𝑒𝑟 𝑜𝑓 𝑜𝑠𝑐𝑖𝑙𝑙𝑎𝑡𝑖𝑜𝑛𝑠=32/20=1.6 𝑠𝑒𝑐𝑜𝑛𝑑𝑠 https://www.tiwariacademy.com/ncert-solutions/class-7/science/chapter-13/
The time taken to complete one oscillation is known as time period of the pendulum.
𝑇𝑖𝑚𝑒 𝑝𝑒𝑟𝑖𝑜𝑑=𝑇𝑜𝑡𝑎𝑙 𝑡𝑖𝑚𝑒 𝑡𝑎𝑘𝑒𝑛/𝑁𝑢𝑚𝑏𝑒𝑟 𝑜𝑓 𝑜𝑠𝑐𝑖𝑙𝑙𝑎𝑡𝑖𝑜𝑛𝑠=32/20=1.6 𝑠𝑒𝑐𝑜𝑛𝑑𝑠
https://www.tiwariacademy.com/ncert-solutions/class-7/science/chapter-13/
See lessClassify the following as motion along a straight line, circular or oscillatory motion: Motion of a train on a straight bridge.
Motion of a train on a straight bridge – Straight line motion. https://www.tiwariacademy.com/ncert-solutions/class-7/science/chapter-13/
Motion of a train on a straight bridge – Straight line motion.
https://www.tiwariacademy.com/ncert-solutions/class-7/science/chapter-13/
See lessClassify the following as motion along a straight line, circular or oscillatory motion: Motion of the hammer of an electric bell.
Motion of the hammer of an electric bell – Oscillatory motion. https://www.tiwariacademy.com/ncert-solutions/class-7/science/chapter-13/
Motion of the hammer of an electric bell – Oscillatory motion.
https://www.tiwariacademy.com/ncert-solutions/class-7/science/chapter-13/
See lessClassify the following as motion along a straight line, circular or oscillatory motion: Motion of a child on a see-saw.
Motion of a child on a see-saw – Oscillatory motion. https://www.tiwariacademy.com/ncert-solutions/class-7/science/chapter-13/
Motion of a child on a see-saw – Oscillatory motion.
https://www.tiwariacademy.com/ncert-solutions/class-7/science/chapter-13/
See less