Using a bar magnet P, a vibration magnetometer has time period 2seconds. When a bar Q (identical to P in mass and size) is placed on top of P, the time period is unchanged. Which of the following statements is true

Question

Accepted Answer

Q is a bar magnet identical to P, and its north pole placed on top of P's north pole

Answer

Q is of non-magnetic material

Answer

Q is of unmagnetized ferromagnetic material

Answer

Nothing can be said about Q's properties

magnetism

Question: Using a bar magnet P, a vibration magnetometer has time period 2seconds. When a bar Q (identical to P in mass and size) is placed on top of P, the time period is unchanged. Which of the following statements is true

magnetism

Question: Using a bar magnet P, a vibration magnetometer has time period 2seconds. When a bar Q (identical to P in mass and size) is placed on top of P, the time period is unchanged. Which of the following statements is true

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