1. What is the frequency of wave with time period 0.025 s? 2. (a) Define momentum. Write its SI unit.
(b) How much momentum will an object of mass 10kg transfer to the floor if it falls from a height of 5 m? (g= 10m/s²)
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1. What is the frequency of wave with time period 0.025 s? 2. (a) Define momentum. Write its SI unit.
(b) How much momentum will an object of mass 10kg transfer to the floor if it falls from a height of 5 m? (g= 10m/s²)
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