Nov 11, 2025 · High School Physics Help / Kinematics / Dynamics / Thermodynamics / Fluid Mechanics / Electricity / Magnetism / Equilibrium / Elasticity / Light / Optics / Waves / Sound / Periodic Motion / …

Jul 7, 2023 · I need HELP with a physics problem. the answer is already given but I need to explain how to get the answer or the solution but I don't know-how.

Apr 23, 2025 · I need HELP with a physics problem. the answer is already given but I need to explain how to get the answer or the solution but I don't know-how. A car engine operates with a thermal …

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Feb 25, 2018 · I have a rigid container connected to a soft bag as in the picture below. Water is pumped with a peristaltic pump in the rigid reservoir through a pipe of 6 mm diameter on the top. From the …

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Sep 20, 2019 · I still have a long way to go, but a couple of comments: 1) In your last post you have x = \\dfrac{X}{X4}. Previously I had thought X4 was some kind of component of a 4 dimensional vector. …

Apr 3, 2010 · I'm having trouble explaining in forces why my intuitive answer is correct. The problem is a rope through a single pulley attached to the ceiling. A person sits in a chair (system mass M) which is …