Gce Model Questions Vol1 2025 Further Mathematics Question 29

Practice objective / multiple choice question 29 from the 2025 Gce Model Questions Vol1 Further Mathematics examination.

Gce Model Questions Vol1 2025 Further Mathematics Objective / Multiple Choice Hard Difficulty
Question 29 GCE_MODEL_QUESTIONS_VOL1 • 2025 • FURTHER_MATHEMATICS • objective

A particle of mass \(m = 0.2\,\text{kg}\) moves along a straight line under a variable driving force \(F(x)=k x^{2}\) (with \(k>0\) in N·m⁻²) and a constant resistive force \(R\) that opposes the motion. The particle starts from rest at \(x=0\) and reaches \(x=0.5\,\text{m}\) with a speed of \(2\,\text{m s}^{-1}\). It is known that the resistive force equals 5 % of the maximum value of the driving force over the interval \([0,0.5]\). Determine the value of \(k\) (to three significant figures) and the resistive force \(R\) (in newtons).

Answer Options

A. k = 24, R = 2.0
B. k = 30, R = 1.5
Correct Answer C. k = 24, R = 1.2
D. k = 20, R = 1.0
Correct Answer
C
Correct Option:
k = 24, R = 1.2

About This Question

This is Gce Model Questions Vol1 2025 Further Mathematics Question 29. It is one of the objective questions from the 2025 Gce Model Questions Vol1 Further Mathematics examination.

Difficulty level: Hard .

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