Neco Model Questions Vol1 2025 Physics Question 12

Practice objective / multiple choice question 12 from the 2025 Neco Model Questions Vol1 Physics examination.

Neco Model Questions Vol1 2025 Physics Objective / Multiple Choice Medium Difficulty
Question 12 NECO_MODEL_QUESTIONS_VOL1 • 2025 • PHYSICS • objective

A train moving towards a stationary observer emits a horn of frequency \(500\ \text{Hz}\). The observer hears a frequency of \(540\ \text{Hz}\). If the speed of sound in air is \(340\ \text{m s}^{-1}\), calculate the speed of the train in \(\text{m s}^{-1}\) (to one decimal place).

Answer Options

A. 28.7
Correct Answer B. 25.2
C. 30.0
D. 22.5
Correct Answer
B
Correct Option:
25.2

About This Question

This is Neco Model Questions Vol1 2025 Physics Question 12. It is one of the objective questions from the 2025 Neco Model Questions Vol1 Physics examination.

Difficulty level: Medium .

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