Igcse Model Questions Vol1 2022 Mathematics Question 34

Practice objective / multiple choice question 34 from the 2022 Igcse Model Questions Vol1 Mathematics examination.

Igcse Model Questions Vol1 2022 Mathematics Objective / Multiple Choice Medium Difficulty
Question 34 IGCSE_MODEL_QUESTIONS_VOL1 • 2022 • MATHEMATICS • objective

The time \(t\) (in seconds) taken for a particle to travel a distance \(s\) (in metres) under a constant acceleration \(a\) (in \(\text{m s}^{-2}\)) varies directly with \(\sqrt{s}\) and inversely with \(\sqrt{a}\). If it takes \(5\) s to travel \(20\) m with an acceleration of \(2\) \(\text{m s}^{-2}\), how long will it take to travel \(45\) m with an acceleration of \(5\) \(\text{m s}^{-2}\)? Give your answer correct to two decimal places.

Answer Options

A. 4.89
B. 5.12
C. 4.56
Correct Answer D. 4.74
Correct Answer
D
Correct Option:
4.74

About This Question

This is Igcse Model Questions Vol1 2022 Mathematics Question 34. It is one of the objective questions from the 2022 Igcse Model Questions Vol1 Mathematics examination.

Difficulty level: Medium .

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