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In a potentiometer experiment, if the balance point shifts when a load is connec

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Question: In a potentiometer experiment, if the balance point shifts when a load is connected, what does it indicate?

Options:

  1. The load has infinite resistance
  2. The load has zero resistance
  3. The load affects the circuit\'s total resistance
  4. The potentiometer is faulty

Correct Answer: The load affects the circuit\'s total resistance

Solution: 

A shift in the balance point indicates that the load connected affects the total resistance in the circuit, altering the potential difference across the potentiometer wire.

In a potentiometer experiment, if the balance point shifts when a load is connec

Practice Questions

Q1
In a potentiometer experiment, if the balance point shifts when a load is connected, what does it indicate?
  1. The load has infinite resistance
  2. The load has zero resistance
  3. The load affects the circuit's total resistance
  4. The potentiometer is faulty

Questions & Step-by-Step Solutions

In a potentiometer experiment, if the balance point shifts when a load is connected, what does it indicate?
Correct Answer: Load connected se balance point shift hota hai.
  • Step 1: Understand what a potentiometer is. It is a device used to measure voltage by comparing it to a known voltage.
  • Step 2: Know that the balance point is where the voltage across the potentiometer wire matches the voltage of the source being measured.
  • Step 3: When a load (like a resistor or device) is connected to the circuit, it changes the total resistance in the circuit.
  • Step 4: This change in resistance affects the current flowing through the circuit.
  • Step 5: As the current changes, the potential difference (voltage) across the potentiometer wire also changes.
  • Step 6: If the balance point shifts, it means the voltage across the potentiometer wire is no longer equal to the source voltage due to the load.
  • Step 7: Therefore, a shift in the balance point indicates that the load is affecting the circuit's total resistance and the voltage distribution.
  • Potentiometer Principle – The potentiometer measures potential difference by balancing it against a known voltage, and any shift indicates a change in resistance or current in the circuit.
  • Circuit Resistance – Understanding how connecting a load affects the total resistance and potential difference in a circuit.
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