fabi4638 fabi4638

24-05-2023
Physics

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Bianca is standing at x=600m. Firecracker 1, at the origin, and firecracker 2, at x=900m, explode simultaneously. The flash from firecracker 1 reaches Bianca's eye at 9.0 μs .
At what time does she see the flash from firecracker 2? The answer is 8 μs. Please explain step by step.

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