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Is Richard Feynman's Teaching Style Hard to Follow? The discussion revolves around the challenges some participants face in understanding Richard Feynman's lectures on physics, particularly regarding concepts like pseudo forces. Participants share their experiences with Feynman's teaching style and compare it to other educators, expressing varying degrees of comprehension and frustration. Some participants find Feynman's lectures difficult to ...

The Many Faces of Topology - Physics Forums Topology is a branch of mathematics that encompasses many different parts. It is sometimes even difficult to see what these branches have in common or why they are all called topology.

Kinematics equations: Prove that a=vdv/ds • Physics Forums The discussion revolves around the kinematics equation a = v dv/ds, focusing on the relationship between acceleration, velocity, and displacement in one-dimensional motion. Participants explore the implications of velocity being a function of both time and space. Exploratory, Conceptual clarification, Mathematical reasoning Participants examine the application of the chain rule in deriving ...

Physics Forums Dummy Start at Cycle Trough: Phase Shift:

Why is the standard household AC frequency 60hz? - Physics Forums Unlike computer monitors, HDTV and some DVDs, analog television systems use interlace, which increases flicker compared to a progressive scan image at the same refresh rate. The amount of extra flicker is largely dependent on the content of the image, and the brightness of the screen. Many newer televisions are flicker-free."

What is the tension in the cable and the reaction at D? The problem involves determining the tension in a cable and the reaction at a support point in a static equilibrium scenario. The context includes forces acting on a member supported by a pin and a cable, with specific dimensions provided for calculations. Exploratory, Assumption checking, Mathematical reasoning Participants discuss the equilibrium equations and the components of the moments ...

Question about whether UV light can penetrate a cardboard box The discussion revolves around whether UV light can penetrate a cardboard box, particularly in the context of protecting plastic and rubber items stored inside from UV exposure. Participants explore the properties of cardboard in relation to UV absorption and reflection, considering both indirect sunlight and the implications of small openings in the box. Some participants suggest that ...

Condensation inside a close box - Physics Forums Undergrad Help me understand heating/cooling principles Jan 24, 2025 Replies 1 Views 2K High School Some questions about humidity and storing DVDs in a closed cardboard box Jul 21, 2023 Replies 3 Views 1K Solar panel with circuit inside a PC box -Not working

Calculating Work Done by a Battery in a Circuit with a Resistor and ... Can someone give me an idea how to compute or how to get the work done by the battery if there is a circuit given with resistor and a capacitor?

Vinyl records, RPMs, and velocity. How does it work? FWIW, CDs and DVDs are recorded with the disk moving at a constant linear speed, and the rotation speed does change while the disk is playing. Because the data is recorded digitaally, it is easy for the player to "measure" how fast it is playing the disk, and so the rotation speed of a CD is actuallly controlled by the disk that is being played.