This might be a silly one, but I'm a bit stumped:
Suppose you have a 6V battery and an unlimited supply of 1 ohm resistors.
How do you drop the potential from 6V to 4V using the resistors?
Off the top of my head I think you just put two of the resistors into a series attached to the...
Hi, I apologize for the simplicity here, I'm just getting started. Here's the question:
An object has kinetic energy, K. How much work do you have to do to double the speed of the object?
Any suggestion on how to start this would be much appreciated. :smile:
I think this is pretty basic, but I'm obviously missing something. Here's the ?:
A planet has the same mass as earth, but it's gravitational acceleration is g/2. What is the radius of the planet?
What's the relationship here? -AT77A