bulb r4 is now removed from the circuit, leaving a break in the wire at its position. what is the current in the bulb r1?

some think that theories become laws, but theories and laws have separate and distinct roles in the scientific method. a law is a description of an observed phenomenon in the natural world that hold true every time it is tested. it doesn't explain why something is true; it just states that it is true.

because if the tool that you are using is not balanced it there would be false mass.