Gce Model Questions Vol1 2023 Physics Question 12

Practice objective / multiple choice question 12 from the 2023 Gce Model Questions Vol1 Physics examination.

Gce Model Questions Vol1 2023 Physics Objective / Multiple Choice Medium Difficulty
Question 12 GCE_MODEL_QUESTIONS_VOL1 • 2023 • PHYSICS • objective

Two loudspeakers S₁ and S₂ emit sound of the same original frequency \(f_0\) in still air where the speed of sound is \(v = 340\ \text{m s}^{-1}\). Speaker S₁ is stationary, while S₂ moves directly towards a point P at a speed of \(u = 10\ \text{m s}^{-1}\). At a particular instant the distances from S₁ and S₂ to P are \(d_1 = 2.0\ \text{m}\) and \(d_2 = 2.5\ \text{m}\) respectively. The waves arriving at P are observed to be in phase (constructive interference). Determine the original frequency \(f_0\) emitted by the speakers (in hertz).

Answer Options

Correct Answer A. 590 Hz
B. 610 Hz
C. 560 Hz
D. 540 Hz
Correct Answer
A
Correct Option:
590 Hz

About This Question

This is Gce Model Questions Vol1 2023 Physics Question 12. It is one of the objective questions from the 2023 Gce Model Questions Vol1 Physics examination.

Difficulty level: Medium .

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