What is the effect of increasing the resistance in an RC circuit on the time con
Practice Questions
Q1
What is the effect of increasing the resistance in an RC circuit on the time constant?
It decreases the time constant
It has no effect
It increases the time constant
It doubles the time constant
Questions & Step-by-Step Solutions
What is the effect of increasing the resistance in an RC circuit on the time constant?
Step 1: Understand what an RC circuit is. An RC circuit is a circuit that contains a resistor (R) and a capacitor (C).
Step 2: Learn about the time constant (τ). The time constant is a measure of how quickly the capacitor charges or discharges in the circuit.
Step 3: Know the formula for the time constant. The time constant (τ) is calculated using the formula τ = R * C, where R is the resistance and C is the capacitance.
Step 4: Consider what happens when you increase the resistance (R). If you make R larger, the value of τ will also increase because τ is directly proportional to R.
Step 5: Conclude that increasing the resistance in an RC circuit leads to a longer time constant, meaning the capacitor will take more time to charge or discharge.
