Dot Physics on MSN

Electric field of a uniformly charged sphere using Gauss’s law

In this video, we use Gauss’s law to find the electric field of a uniformly charged sphere. We derive the field both inside and outside the sphere, explain the symmetry behind the Gaussian surface ...
Dot Physics on MSN

Gauss’s law derivation for the electric field of a long charged rod

In this video, we derive the electric field of a long uniformly charged rod using Gauss’s law. We choose an appropriate Gaussian surface, apply symmetry arguments, and walk through the math ...

Clean Power Alliance and Calpine Energy Solutions Award Funding to 12 Nonprofits Driving Local Clean Energy and Sustainability Efforts

Annual Grant Program Investing $289,000 Across Southern California CommunitiesLos Angeles, Calif., Jan. 14, 2026 (GLOBE NEWSWIRE) -- Clean Power Alliance (CPA) and Calpine Community Energy have ...

Tesla: The EV Dream Is Over

Tesla, Inc. outlook: falling deliveries, tougher EV competition, and tax credit losses pressure revenue. Click for this TSLA ...