pls solve... Fundamentals of Electric Circuits...?Two voltages V1 and V2 are connected in series aiding to a resistor R = 11kOhms, An ammeter in the circuit reads 20 mA. If V1 = V2 + 20V, Find V1 and V2. Read More

pls solve… Fundamentals of Electric Circuits…?

  • Written by Michael.
  • Posted on January 17, 2011.
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Having trouble with my amps cutting out?Ok, So I have 2 Alpine PDX amps. A 4 channel and a mono block. I have been running the 4 channel for a while now, with absolutely no problem. I recently bought my ...Read More

Having trouble with my amps cutting out?

  • Written by Michael.
  • Posted on December 29, 2010.
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My battery finally conked out after eight years service. However, after I replaced it...?the my voltmeter only indicated eleven volts while driving. Also the "bad battery" indicator on the panel did not go away. Previous to this problem the battery ...Read More

My battery finally conked out after eight years service. However, after I replaced it…?

  • Written by Michael.
  • Posted on December 15, 2010.
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which of the following ammeter will require the smallest shunt resistance?a)0-10mA b)0-100mA c)0-1000mA d)0-10A what is the best answer Read More

which of the following ammeter will require the smallest shunt resistance?

  • Written by Michael.
  • Posted on December 8, 2010.
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I have a lennox electric furnace that trips a breaker after 3-5 minutes of heating. What could this be?Model: E10Q3-561-2P The blower comes on just fine and runs constantly, but if I raise the temp on the thermostat the heater kicks ...Read More

I have a lennox electric furnace that trips a breaker after 3-5 minutes of heating. What could this be?

  • Written by Michael.
  • Posted on December 2, 2010.
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what happens to the current if two resistors of equal value are in a series ?say if i put the ammeter after the two resistors, similarly what if i put the two resistors in a parallel circuit instead, would the ...Read More

what happens to the current if two resistors of equal value are in a series ?

  • Written by Michael.
  • Posted on November 29, 2010.
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220v AC drops down to 135v!?Last night there was a brief rain shower and moments after it stopped, one of the fluorescent light bulbs in the room died. After replacing it with a working one, the new bulb would not ...Read More

220v AC drops down to 135v!?

  • Written by Michael.
  • Posted on November 25, 2010.
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fridge not defrosting?I have a daewoo fridge freezer and it stopped defrosting. I tested the defrost timer and it seems to work (opened the inside panel and the ''motor'' is turning). When I turn the dial on the timer the ...Read More

fridge not defrosting?

  • Written by Michael.
  • Posted on September 22, 2010.
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When you use a galvanometer to make a voltmeter, why would the readings on the DMM be higher than the ones on?the galvanometer (home-made voltmeter)? Thank you so much for answering. Hmm, impedance meaning resistance? Sorry, I'm only in Physics II ...Read More

When you use a galvanometer to make a voltmeter, why would the readings on the DMM be higher than the ones on?

  • Written by Michael.
  • Posted on September 21, 2010.
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How can I measure the resistance of an ammeter with simple circuit components?I want to measure the resitance of an ammeter, in a non-destructive way, using potentiometers, batteries, resistors, ect. There shouls also only be 1mA of current flowing through ...Read More

How can I measure the resistance of an ammeter with simple circuit components?

  • Written by Michael.
  • Posted on September 18, 2010.
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