Why coulomb's law apply only to spherically symmetric charges?

In an isolated system, bicycle 1 and bicycle 2, each with a mass of 30 kg, collide. bicycle 1 was moving to the right at 2 m/s, while bicycle 2 was moving to the left at 4 m/s. what is the magnitude of their combined momentum before the crash?

How many isotopes does argon have? explain how you determined this

How many neutrons are needed to initiate the fission reaction shown?

Transmission Lines and Health. Currents in dc transmission lines can be 100 A or higher. Some people are concerned that the electromagnetic fields from such lines near their homes could pose health dangers.

Jacques and Georgette meet in the middle of a lake while paddling in their canoes. They come to a complete stop and talk for a while. When they are ready to leave, Jacques pushes Georgette's canoe with a force F to separate the two canoes.

What form of nitrogen are most plants able to absorb

As shown in the video, earth has two tidal bulges at all times. approximately where are these bulges located?

What current flows when a 35 v potential difference is imposed across a 1.4 kω resistor?

an egg (0.05 kg) hits the ground at a speed of 10 m/s and cracks. what was the momentum of the egg when it hit?

What did nikola tesla spend his time/money doing?