Recent content by Lopez

  1. L

    Engineering Understanding how to re-draw circuits

    if i do ((R5||R3)+R2)||R4 and this would be in series with R1 right? now to get Vb i think i would do Vb=R5(I2-I3) but what if that R5 was not there then how would i solve for vb
  2. L

    Engineering Understanding how to re-draw circuits

    Homework Statement I need to find I1,I2,I3,Va,Vb but i don't even know to read the circuit. i know how to to do series circuits and parallel circuits but not this. How do i read this circuit and know which ones are in parallel or in series. is there a way to re-draw it? I have the solution...
  3. L

    I understanding conceptual question for particle tracks in a chamber

    putting it that way makes sense now thanks,but i still don't understand how we can use the hand rule to get to that answer,couldn't we have determined that b was the answer with just that reasoning that particle 2 is the only one going clockwise so that is why is negative
  4. L

    I understanding conceptual question for particle tracks in a chamber

    Homework Statement Figure 21.13a shows the bubble-chamber tracks resulting from an event that begins at point A. At this point a gamma ray (emitted by certain radioactive substances), traveling in from the left, spontaneously transforms into two charged particles. There is no track from the...
  5. L

    Finding the current and the voltage across each resistor

    ahh yes there was the problem,after 1.2 k and the other 1.2k were combined it becomes one resistor in series with the (r1 and R2). Thanks!
  6. L

    Finding the current and the voltage across each resistor

    Homework Statement Find the current and the voltage across each resistor. volts is 24v R1=270 ohms R2=330 ohms R2=1.2k ohms R4=1.2k ohms Homework Equations The Attempt at a Solution This is not a homework its more like a study guide. He gave us the answer for just the...
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