How to improve in maths
mappam1947gmailcom
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December 2022
hey mate! can I have summary of chapter The last leaf class 9 book moments
mappam1947gmailcom
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December 2022
Set 2.1. Do the particles of the medium move on from one place to another in medium? (from sound)2. find the energy in kilowatt hour consumed in 10 hour by a machine of power 500 Watt.3. what is the work done on a body moving in a circular path (5...
mappam1947gmailcom
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December 2022
Hey mates! I've a bunch of questions for you all :-) I'm posting question in 2 sets.Hope to get quality answers.Set 1.1. Define one hertz2. Define wave length and write its unit.3. How are the wavelength and frequency of a sound wave related to its speed?4. What is sound and...
mappam1947gmailcom
Asked:
December 2022
Numerical :A car of weight 20000N climbs up a hill at a steady speed of 8m/s,gaining a height of 120m in 100sec. Calculate a). work done by the car and b).power of engine .