# Simple dc circuit

## Quiz by Abed Suwissat

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22 questions

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- Q1What is the purpose of a resistor in a simple DC circuit?To produce magnetic fieldsTo store electrical energyTo increase the flow of currentTo reduce the flow of current30s
- Q2What is the unit of electric current?OhmWattAmpereVolt30s
- Q3What does the 'DC' in DC Circuit stand for?Alternate CurrentDigital CircuitDual CurrentDirect Current30s
- Q4What is the formula to calculate the resistance in a DC circuit?Resistance = Voltage - CurrentResistance = Voltage x CurrentResistance = Voltage + CurrentResistance = Voltage / Current30s
- Q5What is the symbol for a resistor in a DC circuit diagram?LRCS30s
- Q6What is the formula to calculate power in a DC circuit?Power = Voltage x CurrentPower = Voltage + CurrentPower = Voltage / CurrentPower = Voltage - Current30s
- Q7What is Ohm's Law?P=IVV=IRR=VIV=PI30s
- Q8What is the formula for calculating resistance in Ohm's Law?R=I/VR=P/IR=VIR=V/I30s
- Q9What is the unit of measure for resistance?WattVoltOhmAmpere30s
- Q10What is the formula for calculating voltage in Ohm's Law?V=PRV=I/RV=PIV=IR30s
- Q11What does the letter 'I' represent in Ohm's Law?ResistanceVoltageCurrentPower30s
- Q12What does the letter 'P' represent in Ohm's Law?ResistanceVoltagePowerCurrent30s
- Q13two resistors in parallel have the value of 4 ohms what is the total resistance2 ohms0 ohms8 ohms4 ohms30s
- Q14calculate the power of a circuit where the source is 5 volts and the current is 2 amperes10 joules10 amperes10 volts10 watts30s
- Q15What happens to the total resistance when resistors are connected in parallel?It increasesIt remains the sameIt dependsIt decreases30s