Homework Statement
"A circuit has a variable resistance (total 100 ohms) across which is a voltage drop of 12 V supplied by a battery. What must be its resistance if the voltage is to be A) 12V and B) 6.2V?"
Homework Equations
V=IR
The Attempt at a Solution
We haven't learned...
This one has me clueless. The problem reads:
"An object of mass m1 on a frictionless horizontal table is connected to an object of mass m2 through a very light pulley P1 and a light fixed pulley P2."
It wants me to state the relationship between the accelerations, with a1 and a2...