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  1. Derivative of the Volume of a Cone - Physics Forums

    Nov 25, 2007 · The discussion revolves around finding the derivative of the volume of a cone, specifically in the context of related rates problems in calculus. Participants explore the implications …

  2. Bubbles in Space • Physics Forums

    Feb 14, 2026 · If I compressed this ball of water, would the bubbles inside continue to merge until they become one big bubble?

  3. What Exactly is Dirac's Delta Function? - Physics Forums

    Aug 29, 2025 · In Dirac's Principles of Quantum Mechanics published in 1930 he introduced a "convenient notation" he referred to as a "delta function" which he treated as a continuum analog to …

  4. ##r-##independent angular momentum in quantum mechanics

    Feb 27, 2026 · Angular momentum as generator of rotation in defined by ##L=r\\times p##. However, none of the angular momentum wave functions depends on the ##r##. They only depend on the angles.

  5. Bar detectors, gravity • Physics Forums

    Nov 30, 2025 · Hi, I was just wondering how bar detectors work. From what Ive read, the electrons act as one, thus accentuates the effect of a single gravitational wave.

  6. How do bar detectors work in gravitational wave detectors?

    Feb 24, 2026 · Hi, I was just wondering how bar detectors work. From what Ive read, the electrons act as one, thus accentuates the effect of a single gravitational wave.

  7. Using "symmetry" to deduce about two colliding particles

    Dec 11, 2025 · Attempt : I attempt the problem in two parts, tackling the symmetric case first. (The symmetry argument) : The particle of mass moving with velocity to the right relative to particle of …

  8. Which of the following will decrease CO bond character?

    Mar 3, 2026 · Unless Ir is special for this, any option will change the bond properties of the CO ligand, even if the change is small. To convince me otherwise, I'd need to see IR spectra corresponding to …

  9. Mathematical notation: 2.00 E + 00 and 1.00 E + 01 - Physics Forums

    Apr 28, 2009 · The discussion revolves around understanding mathematical notation, specifically the representation of numbers in scientific notation, such as 2.00 E + 00 and 1.00 E + 01. Participants …

  10. How Does Angle Affect Speed and Distance of a Toy Car on a Ramp?

    Jan 12, 2010 · The discussion focuses on the relationship between the angle of an inclined ramp and the speed and distance traveled by a toy car. The angles considered range from 10 to 20 degrees, …