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RC Circuit Experiment

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Questions and Answers

What is the primary objective of the RC circuit experiment?

To determine the time constant of the circuit (correct)
To calculate the capacitance of the capacitor
To determine the value of the resistor
To measure the voltage across the capacitor

What is the role of the additional 460 µF capacitor in the experiment?

To decrease the resistance of the circuit
To compare the results with the original circuit (correct)
Not specified in the experiment
To increase the time constant of the circuit

What happens to the current in the RC circuit over time?

It decreases gradually and then stabilizes (correct)
It remains constant throughout
It oscillates between two values
It increases rapidly and then stabilizes

What is the formula to calculate the time constant of the RC circuit?

τ = R×C (B) Signup and view all the answers

What percentage of the final voltage is reached by the capacitor during charging or discharging?

63.2% (B) Signup and view all the answers

What happens to the capacitor during discharge in an RC circuit?

It discharges through the resistor (C) Signup and view all the answers

What is the significance of the slope of ln(I/I_max) vs t?

It is used to calculate the time constant of the circuit. (C) Signup and view all the answers

What is the effect of a larger time constant on the RC circuit?

It results in a slower rate of charging or discharging. (C) Signup and view all the answers

What is the purpose of the Galvanometer in the experiment?

To measure the current of the circuit. (C) Signup and view all the answers

What is plotted against time to visualize the decay of current over time?

I vs t (B) Signup and view all the answers

What is the significance of the time constant (τ) in the RC circuit?

It governs the rate at which the capacitor charges or discharges. (A) Signup and view all the answers

What is the purpose of the experiment?

To gain insights into the transient behavior of RC circuits. (D) Signup and view all the answers