Gce Model Questions Vol1 2018 Further Mathematics Question 48

Practice objective / multiple choice question 48 from the 2018 Gce Model Questions Vol1 Further Mathematics examination.

Gce Model Questions Vol1 2018 Further Mathematics Objective / Multiple Choice Hard Difficulty
Question 48 GCE_MODEL_QUESTIONS_VOL1 • 2018 • FURTHER_MATHEMATICS • objective

A uniform horizontal beam \(AB\) of length \(6\text{ m}\) is hinged at \(A\) to a vertical wall. The beam is supported by a cable attached at \(B\) and anchored to a point \(C\) on the wall directly above \(A\); the cable makes an angle of \(30^{\circ}\) with the horizontal. The beam carries a downward load of \(800\text{ N}\) at a point \(D\) located \(2\text{ m}\) from \(A\), and its own weight is \(300\text{ N}\) acting at its centre. Determine (i) the tension in the cable, (ii) the horizontal and vertical components of the reaction at \(A\), and (iii) the magnitude of the resultant reaction at \(A\). Give all answers to three significant figures.

Answer Options

A. T = 7.90×10^2 N, R_x = -6.80×10^2 N, R_y = 7.10×10^2 N, |R| = 9.30×10^2 N
B. T = 9.00×10^2 N, R_x = -8.00×10^2 N, R_y = 6.83×10^2 N, |R| = 1.05×10^3 N
C. T = 8.33×10^2 N, R_x = -7.22×10^2 N, R_y = 5.50×10^2 N, |R| = 9.00×10^2 N
Correct Answer D. T = 8.33×10^2 N, R_x = -7.22×10^2 N, R_y = 6.83×10^2 N, |R| = 9.94×10^2 N
Correct Answer
D
Correct Option:
T = 8.33×10^2 N, R_x = -7.22×10^2 N, R_y = 6.83×10^2 N, |R| = 9.94×10^2 N

About This Question

This is Gce Model Questions Vol1 2018 Further Mathematics Question 48. It is one of the objective questions from the 2018 Gce Model Questions Vol1 Further Mathematics examination.

Difficulty level: Hard .

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