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Sep 27, 2024 · The method of conservation of mechanical energy definitely gives one the best route to the speed solution. The rod gets acted on by the blocks and the pivot at its midpoint, …

Dec 14, 2022 · It's to help prevent maths errors leading to incorrect solutions (after all, the student is going to be tested on their maths ability in a maths exam!). Notice that answer a) is 10 times …

May 5, 2022 · Hi I am stuck on this question about phase difference: A wave frequency of 5Hz travels at 8km/s through a medium. What is the phase difference in radians between two …

Aug 28, 2025 · I need to calculate the amount of water condensed from a DX cooling coil per hour given the size of the expansion coil (the total condensing surface area), the incoming air …

May 9, 2020 · Consider two equal 1000-cm^3 cubes of copper. Initially separated, one has a temperature of 20^∘C and the other is at 100^∘C. They are then brought into contact along one …