Gce Model Questions Vol1 2018 Physics Question 8

Practice objective / multiple choice question 8 from the 2018 Gce Model Questions Vol1 Physics examination.

Gce Model Questions Vol1 2018 Physics Objective / Multiple Choice Medium Difficulty
Question 8 GCE_MODEL_QUESTIONS_VOL1 • 2018 • PHYSICS • objective

A source emits sound of frequency \(f = 500\ \text{Hz}\) in air where the speed of sound is \(v = 340\ \text{m\,s}^{-1}\). The source moves directly towards a stationary observer at \(30\ \text{m\,s}^{-1}\). At the same time the observer moves directly away from the source at \(20\ \text{m\,s}^{-1}\) along the same line. Calculate the frequency heard by the observer.

Answer Options

Correct Answer A. 516 Hz (approximately)
B. 500 Hz (approximately)
C. 530 Hz (approximately)
D. 540 Hz (approximately)
Correct Answer
A
Correct Option:
516 Hz (approximately)

About This Question

This is Gce Model Questions Vol1 2018 Physics Question 8. It is one of the objective questions from the 2018 Gce Model Questions Vol1 Physics examination.

Difficulty level: Medium .

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