25schools: Zambia Quizzes | Master Grade 8 - 12

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Rectilinear Propagation of Light

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question 1 of 2 Grade: Eleven - G11

Q: A girl fires a pistol 150m from a building. A boy 350m from her hears two bangs 1s apart. Speed of sound?

PQ = [[2a+0*1, 2*0+0*b],[6a+1*1, 6*0+1*b]] = [[2a, 0],[6a+1, b]].

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PQ = [[2a+0*1, 2*0+0*b],[6a+1*1, 6*0+1*b]] = [[2a, 0],[6a+1, b]].

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Zambia