Homework Statement
You are given two circuits with two batteries of emf "E" and internal resistance R1 each. Circuit A has the batteries connected in series with a resistor of resistance R2, and circuit B has the batteries connected in parallel to an equivalent resistor.
Note that the symbol...
Homework Statement
A metallic wire has a diameter of 4.12mm. When the current in the wire is 8.00 A, the drift velocity is 5.40 10^-5 m/s
What is the density of free electrons in the metal?
Express your answer numerically in m^-3 to two significant figures.
Homework Equations
I=nqv(drift)a...
Homework Statement
i had an investigation
use your data to find the value of k, compare this theoretical number with your data.
- plot a suitable graph so that you can determine k.
Homework Equations
A= A_0e^(-kn)
A_0 initial amplitude = 1
The Attempt at a Solution
hey I am new to...