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Question: Which of the following is NOT a use of a potentiometer?Options: Measuring emf of a cell.Co..
Question: If the emf of a cell is 12 V and the potentiometer wire is 20 m long, what is the potentia..
Question: When using a potentiometer to measure the emf of a cell, what is the condition for balance..
Question: A potentiometer wire has a uniform cross-section and a total length of 10 m. If a potentia..
Question: In a potentiometer circuit, if the length of the wire is doubled, what happens to the pote..
Question: In a potentiometer, what is the role of the jockey?Options: To measure current.To connect ..
Question: If the resistance of the potentiometer wire is increased, what effect does it have on the ..
Question: What type of circuit is typically used in a potentiometer setup?Options: Series circuitPar..
Question: In a potentiometer experiment, if the known voltage is increased, what happens to the bala..
Question: What is the main advantage of using a potentiometer over a voltmeter?Options: It is cheape..
Question: If a galvanometer shows a deflection when connected to a potentiometer, what does it indic..
Question: A potentiometer wire has a uniform cross-section and a length of 10 m. If a potential diff..
Question: In a potentiometer circuit, if the length of the wire is doubled, what happens to the pote..
Question: What is the principle of a potentiometer?Options: It measures current in a circuit.It meas..
Question: What happens to the resistance of a conductor if its temperature increases?Options: It dec..
Question: If a 12V battery is connected across a 4 ohm resistor, what is the power dissipated in the..
Question: What is the equivalent resistance of two resistors, 6 ohms and 3 ohms, connected in series..
Question: In a circuit, if the voltage is increased from 5V to 15V while the resistance remains cons..
Question: What happens to the total resistance in a series circuit when more resistors are added?Opt..
Question: If the current in a circuit is 5 A and the resistance is 2 ohms, what is the power consume..
Question: In a parallel circuit, if one resistor fails, what happens to the total current?Options: I..
Question: What is the equivalent resistance of two resistors, 6Ω and 3Ω, connected in series?Options..
Question: If the voltage across a resistor is tripled, what happens to the current through it, assum..
Question: If a 10Ω resistor is connected to a 20V battery, what is the power dissipated by the resis..
Question: In a series circuit, if one resistor is removed, what happens to the total resistance?Opti..
Question: A circuit has a voltage of 12V and a resistance of 4Ω. What is the current flowing through..
Question: If the resistance in a circuit is doubled while keeping the voltage constant, what happens..
Question: What is the relationship between voltage, current, and resistance in a circuit according t..
Question: In a series circuit, if one resistor fails (opens), what happens to the current in the cir..
Question: Which of the following materials is typically a good conductor of electricity?Options: Rub..
