PhysicsLAB Review
Drill: DC Circuits

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 If both a 40 Watt light bulb and a 100 Watt bulb are plugged into identical 120 volt outlets, which one has the thicker filament?

 What is Kirchoff's loop rule for a circuit

 When writing loop equations, when is the expression V = IR positive? negative?

 When writing loop equations, when is the expression Vc which represents the voltage across a charged capacitor positive? negative?

 When writing loop equations, when is the emf, ε, of the battery positive? negative?

 What is Kirchoff's junction rule for a circuit?

 What is the rules for voltage changes for resistors connected in series?

 What is the rules for voltage changes for resistors connected in parallel?

 What is the rules for current for resistors connected in series?

 What is the rules for current for resistors connected in parallel?

 What is the formula to calculate the amount of electric charge that passes a given position in a current-carrying wire within a given amount of time?

 what is A low wattage bulb and a high wattage bulb are connected in series. Which receives more current? Which loses the more voltage?

 A low wattage bulb and a high wattage bulb are connected in parallel. Which receives more current? Which loses the more voltage?

 True or False. In a circuit, when writing Kirchoff's loop rule, a branch containing a capacitor has no current or voltage.

 True or False. Ammeters measure the current flowing through a resistor.

 True or False. Voltmeters measure the voltage through a resistor.

 What is the formula to calculate the electric field between two parallel plates given their voltage and the dsitance between the plates

 What is the fundamental unit of electric charge?




 
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